Tag: authentication
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Attackers Leveraging telnetd Exploit for Root Privileges After PoC Goes Public
The threat actors have begun actively exploiting a critical authentication bypass vulnerability in GNU InetUtils telnetd immediately after proof-of-concept code became publicly available. The flaw allows remote attackers to gain root access without authentication, triggering widespread exploitation attempts across internet-exposed systems. The security flaw affects GNU InetUtils telnetd versions 1.9.3 through 2.7, with the vulnerable…
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Voice Phishing Okta Customers: ShinyHunters Claims Credit
Okta Alerts Customers’ CISOs to Malicious Campaigns Seeking Single Sign-On Access. A surge in attacks that bypass some types of multifactor authentication has been tied to a new generation of voice-phishing toolkits that give attackers the ability to orchestrate what a target sees in their browser, warns a new report from Okta, which is among…
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Fortinet warns of active FortiCloud SSO bypass affecting updated devices
Fortinet confirmed attacks are bypassing FortiCloud SSO authentication, affecting even fully patched devices, similar to recent SSO flaws. Fortinet confirmed attacks bypass FortiCloud SSO on fully patched devices. Threat actors automate firewall changes, add users, enable VPNs, and steal configs, in campaigns resembling December 2025 exploits of critical FortiCloud SSO flaws. Arctic Wolf researchers reported…
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Fortinet Confirms Active Exploitation of FortiCloud SSO Bypass Vulnerability
Fortinet has officially confirmed active exploitation of critical FortiCloud single sign-on (SSO) authentication bypass vulnerabilities affecting multiple enterprise security appliances. The company disclosed two vulnerabilities CVE-2025-59718 and CVE-2025-59719 discovered during internal code audits in December 2025, with exploitation attempts now documented in customer environments. The vulnerabilities stem from improper verification of cryptographic signatures in FortiCloud…
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Fortinet Confirms Active FortiCloud SSO Bypass on Fully Patched FortiGate Firewalls
Fortinet has officially confirmed that it’s working to completely plug a FortiCloud SSO authentication bypass vulnerability following reports of fresh exploitation activity on fully-patched firewalls.”In the last 24 hours, we have identified a number of cases where the exploit was to a device that had been fully upgraded to the latest release at the time…
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GNU InetUtils Telnetd Remote Authentication Bypass Vulnerability (CVE-2026-24061) Notice
Overview Recently, NSFOCUS CERT detected that GNU issued a security bulletin to fix the GNU InetUtils Telnetd remote authentication bypass vulnerability (CVE-2026-24061); Since the telnetd process does not effectively verify the USER environment variable value passed in from the client when calling /usr/bin/login, an unauthenticated attacker can construct a specially crafted USER environment variable value…The…
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Fortinet confirms critical FortiCloud auth bypass not fully patched
Days after admins began reporting that their fully patched firewalls are being hacked, Fortinet confirmed it’s working to fully address a critical FortiCloud SSO authentication bypass vulnerability that should have already been patched since early December. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/fortinet-confirms-critical-forticloud-auth-bypass-not-fully-patched/
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Architecting the Enterprise SAML Handshake: A CTOs Guide to Service Provider Implementation
Master SAML Service Provider implementation. Learn how to secure authentication, manage assertions, and scale enterprise SSO for B2B platforms. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/01/architecting-the-enterprise-saml-handshake-a-ctos-guide-to-service-provider-implementation/
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SmarterMail auth bypass flaw now exploited to hijack admin accounts
Hackers began exploiting an authentication bypass vulnerability in SmarterTools’ SmarterMail email server and collaboration tool that allows resetting admin passwords. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/smartermail-auth-bypass-flaw-now-exploited-to-hijack-admin-accounts/
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Critical GNU InetUtils telnetd Flaw Lets Attackers Bypass Login and Gain Root Access
A critical security flaw has been disclosed in the GNU InetUtils telnet daemon (telnetd) that went unnoticed for nearly 11 years.The vulnerability, tracked as CVE-2026-24061, is rated 9.8 out of 10.0 on the CVSS scoring system. It affects all versions of GNU InetUtils from version 1.9.3 up to and including version 2.7.”Telnetd in GNU Inetutils…
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BIND 9 Flaw Lets Attackers Crash Servers With Malicious DNS Records
A critical vulnerability in BIND 9 exposes DNS servers to remote denial-of-service (DoS) attacks. Security firm ISC disclosed CVE-2025-13878 on January 21, 2026, warning that malformed BRID or HHIT records in DNS queries can trigger an unexpected termination of the named process. Attackers need no authentication to exploit this, making it a high-risk issue for…
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Active Exploitation Of Fortinet SSO Flaw Targets Firewalls For Admin Takeover
Tags: access, authentication, cisa, cve, cvss, cyber, data-breach, exploit, firewall, flaw, fortinet, Internet, malicious, threat, vulnerabilityThreat actors actively exploit critical Fortinet vulnerabilities CVE-2025-59718 and CVE-2025-59719 to bypass FortiCloud SSO authentication on firewalls and proxies. These flaws allow unauthenticated attackers to craft malicious SAML messages, gaining admin access on internet-exposed devices. Fortinet disclosed them on December 9, 2025, with CVSS scores of 9.8, and CISA added CVE-2025-59718 to its Known Exploited…
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Warum Microsoft-365-Konfigurationen geschützt werden müssen
Tags: access, authentication, backup, ciso, cloud, compliance, framework, least-privilege, mail, mfa, microsoft, office, powershell, risk, zero-trustLesen Sie, warum CISOs den M365-Tenant stärker in den Blick nehmen müssen.Im Jahr 2010 war Office 365 eine einfache Suite mit Office-Anwendungen und zusätzlicher E-Mail-Funktion. Das hat sich 15 Jahre später mit Microsoft 365 geändert: Die Suite ist ein wesentliches Element in den Bereichen Kommunikation, Zusammenarbeit und Sicherheit. Dienste wie Entra, Intune, Exchange, Defender, Teams…
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Fortinet admins report patched FortiGate firewalls getting hacked
Fortinet customers are seeing attackers exploiting a patch bypass for a previously fixed critical FortiGate authentication vulnerability (CVE-2025-59718) to hack patched firewalls. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/fortinet-admins-report-patched-fortigate-firewalls-getting-hacked/
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GitLab warns of high-severity 2FA bypass, denial-of-service flaws
GitLab has patched a high-severity two-factor authentication bypass impacting community and enterprise editions of its software development platform. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/gitlab-warns-of-high-severity-2fa-bypass-denial-of-service-flaws/
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GitLab Security Flaws Could Allow Two-Factor Authentication Bypass and DoS
GitLab has released critical security patches addressing multiple vulnerabilities affecting both Community Edition (CE) and Enterprise Edition (EE). Versions 18.8.2, 18.7.2, and 18.6.4 are now available to fix flaws that enable two-factor authentication bypass and denial-of-service attacks. GitLab strongly recommends that all self-managed installations upgrade immediately, while GitLab.com has already deployed the patches. Critical Authentication…
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GNU InetUtils Vulnerability Exploited via “-f root” to Achieve Full System Control
A critical authentication bypass vulnerability in GNU InetUtils’ telnetd server allows remote attackers to gain root access without credentials by exploiting improper parameter sanitization. GNU InetUtils versions 1.9.3 through 2.7 contain a high-severity authentication bypass vulnerability in the telnetd server that enables unauthenticated remote attackers to achieve full system compromise. The flaw stems from insufficient…
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Bearer Tokens Explained: Complete Guide to Bearer Token Authentication Security
Learn how bearer tokens work in OAuth 2.0 and CIAM. A complete guide for CTOs on bearer token authentication, security risks, and best practices. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/01/bearer-tokens-explained-complete-guide-to-bearer-token-authentication-security/
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13 cyber questions to better vet IT vendors and reduce third-party risk
Tags: access, api, attack, authentication, automation, best-practice, breach, business, ceo, ciso, cloud, compliance, control, credentials, credit-card, cyber, cyberattack, cybercrime, cybersecurity, data, detection, endpoint, exploit, extortion, firewall, healthcare, identity, incident response, infrastructure, insurance, international, ISO-27001, jobs, least-privilege, mfa, monitoring, network, nist, password, PCI, penetration-testing, radius, ransomware, risk, saas, sans, security-incident, service, supply-chain, threat, update, vpn, vulnerabilityVital vendor questions CISOs should ask: To gain that critical information, security leaders and experts recommend CSOs ask IT partners the following cyber-specific questions. 1. What attestation will you provide to prove proper security controls are in place? These are essential, says Juan Pablo Perez-Etchegoyen, CTO for cybersecurity and compliance platform Onapsis. Some of the…
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13 cyber questions to better vet IT vendors and reduce third-party risk
Tags: access, api, attack, authentication, automation, best-practice, breach, business, ceo, ciso, cloud, compliance, control, credentials, credit-card, cyber, cyberattack, cybercrime, cybersecurity, data, detection, endpoint, exploit, extortion, firewall, healthcare, identity, incident response, infrastructure, insurance, international, ISO-27001, jobs, least-privilege, mfa, monitoring, network, nist, password, PCI, penetration-testing, radius, ransomware, risk, saas, sans, security-incident, service, supply-chain, threat, update, vpn, vulnerabilityVital vendor questions CISOs should ask: To gain that critical information, security leaders and experts recommend CSOs ask IT partners the following cyber-specific questions. 1. What attestation will you provide to prove proper security controls are in place? These are essential, says Juan Pablo Perez-Etchegoyen, CTO for cybersecurity and compliance platform Onapsis. Some of the…
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For cyber risk assessments, frequency is essential
Tags: access, authentication, backup, breach, ciso, cloud, compliance, cyber, cyberattack, cybersecurity, data, data-breach, exploit, framework, GDPR, infrastructure, mitigation, network, password, radius, ransomware, regulation, risk, risk-assessment, risk-management, strategy, tool, vulnerabilityIdentifying vulnerabilities: A cyber risk assessment helps to identify security gaps in a company’s IT infrastructure, networks, and systems. This provides the opportunity to eliminate these vulnerabilities before they can be exploited by cybercriminals.Prioritize risk management measures: Not every system is critical, and not all of a company’s data is equally important. The results of the risk…
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Flaws in Chainlit AI dev framework expose servers to compromise
/proc/self/environ file is used to store environment variables, and these can contain API keys, credentials, internal file paths, database paths, tokens for AWS and other cloud services, and even CHAINLIT_AUTH_SECRET, a secret that’s used to sign authentication tokens when authentication is enabled.On top of that, if LangChain is used as the orchestration layer behind Chainlit…
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Fünf Chrome-Erweiterungen, die Unternehmenssitzungen kapern
Forscher haben fünf bösartige Chrome-Erweiterungen entdeckt.Forscher des Security-Anbieters Socket haben eine koordinierte Kampagne entdeckt, die auf bösartigen Chrome-Add-ons basiert. Die Angreifer haben die Abwehrmechanismen des Chrome Web Stores umgangen und Erweiterungen als Produktivitätswerkzeuge beworben.’Die Erweiterungen arbeiten zusammen, um Authentifizierungs-Token zu stehlen, Incident-Response-Funktionen zu blockieren und durch Session-Hijacking die vollständige Übernahme von Konten zu ermöglichen”, erklären…
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Fünf Chrome-Erweiterungen, die Unternehmenssitzungen kapern
Forscher haben fünf bösartige Chrome-Erweiterungen entdeckt.Forscher des Security-Anbieters Socket haben eine koordinierte Kampagne entdeckt, die auf bösartigen Chrome-Add-ons basiert. Die Angreifer haben die Abwehrmechanismen des Chrome Web Stores umgangen und Erweiterungen als Produktivitätswerkzeuge beworben.’Die Erweiterungen arbeiten zusammen, um Authentifizierungs-Token zu stehlen, Incident-Response-Funktionen zu blockieren und durch Session-Hijacking die vollständige Übernahme von Konten zu ermöglichen”, erklären…
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Apache Airflow Flaws Expose Sensitive Workflow Data to Potential Attackers
Apache Airflow has patched two separate credential-exposure vulnerabilities in versions before 3.1.6. The flaws could allow attackers to extract sensitive authentication data embedded in proxy configurations and templated workflow fields through log files and the web UI, potentially compromising networkinfrastructureand sensitive data pipelines. The first vulnerability affects Apache Airflow versions before 3.1.6 and stems from…
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WPair Scanner Released to Detect WhisperPair Flaw in Google’s Fast Pair Protocol
An open-source Android application designed to identify and test devices vulnerable to CVE-2025-36911, a critical authentication bypass flaw in Google’s Fast Pair Bluetooth protocol. The vulnerability, commonly referred to as WhisperPair, affects millions of Bluetooth audio devices worldwide, enabling unauthorised pairing and potentially granting access to microphoneswithout user consent. CVE-2025-36911 represents a significant cryptographic weakness…
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TP-Link Router Flaw Enables Authentication Bypass Through Password Recovery Mechanism
TP-Link hasdiscloseda high-severity authenticationbypass vulnerabilityaffecting its VIGI security camera lineup, allowing attackers on local networks to reset administrator passwords without verification. The flaw lies in the password recovery feature of the local web interface, which is exploited via client-side state manipulation. The vulnerability (CVE-2026-0629) enables threat actors positioned on the samelocal area network(LAN) to gain…
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Kritische Sicherheitslücke – Angriffe auf IBM API Connect ohne Authentifizierung möglich
First seen on security-insider.de Jump to article: www.security-insider.de/softwarefehler-api-connect-ibm-a-649c1fa70812396057030720140e574b/
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This Intune update isn’t optional, it’s a kill switch for outdated apps
Tags: access, android, authentication, business, control, corporate, cybersecurity, data, infrastructure, malware, microsoft, mitigation, password, phone, risk, service, switch, threat, tool, updateiOS line-of-business (LOB) and custom iOS apps using the Intune App SDK must update to SDK version 20.8.0 or later for apps compiled with Xcode 16, and to 21.1.0 or later for apps compiled with Xcode 26.Apps using the wrapper must update to the new version of the Intune App Wrapping Tool for iOS: version…
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Top 10 HIPAA Compliance Software Solutions
Key Takeaways Healthcare breaches have cost an eye”‘watering $7.42 million per incident in 2025, and it’s not surprising that regulators are dialing up new requirements like multi”‘factor authentication, encryption for all ePHI, and yearly audits. Small practices may be able to get by with basic tools, but larger organizations need more robust systems. The best……