Tag: vulnerability
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Linux Kernel bug Fragnesia allows local root access attacks
Fragnesia, a new Linux kernel flaw tracked as CVE-2026-46300, could let local attackers gain root access through page cache corruption. Researchers disclosed a new Linux kernel privilege escalation vulnerability named Fragnesia, tracked as CVE-2026-46300 (CVSS score of 7.8). The flaw affects the XFRM ESP-in-TCP subsystem and could allow local attackers to gain full root access…
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Broadcom releases VMware Fusion security update for root access bug
Broadcom patched a high-severity VMware Fusion flaw, CVE-2026-41702, that could let local attackers gain root privileges. Broadcom released a security update for VMware Fusion to address a high-severity vulnerability, tracked as CVE-2026-41702, that could allow local attackers to escalate privileges to root on affected systems. The flaw is a time-of-check time-of-use (TOCTOU) vulnerability affecting operations…
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18-year-old NGINX vulnerability allows DoS, potential RCE
An 18-year-old flaw in the NGINX open-source web server, discovered using an autonomous scanning system, can be exploited for denial of service and, under certain conditions, remote code execution. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/18-year-old-nginx-vulnerability-allows-dos-potential-rce/
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Frontier AI models reap rapid discovery of security vulnerabilities
Security teams have just a few months before AI-driven exploitation becomes the norm, researchers warn. First seen on cybersecuritydive.com Jump to article: www.cybersecuritydive.com/news/frontier-ai-rapid-discovery-security-vulnerabilities/820258/
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Ongoing exploitation of Cisco Catalyst SD-WAN vulnerabilities
Cisco Talos is tracking the active exploitation of CVE-2026-20182, an authentication bypass vulnerability in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/sd-wan-ongoing-exploitation/
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NGINX Rift: an 18-year-old flaw in the world’s most deployed web server just came to light
Researchers found a critical 18-year-old buffer overflow flaw in NGINX, tracked as CVE-2026-42945 and named NGINX Rift. If you run NGINX, and statistically speaking, there is a very good chance you do, this week brought news worth stopping for. Security researchers at depthfirst disclosed a critical heap buffer overflow vulnerability in both NGINX Plus and…
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Fragnesia: New Linux kernel LPE bug was spawned by Dirty Frag patch (CVE-2026-46300)
Researchers have found and disclosed yet another local privilege escalation (LPE) vulnerability in the Linux kernel: CVE-2026-46300, aka >>Fragnesia<<. The flaw is … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/14/fragnesia-cve-2026-46300-linux-lpe-vulnerability/
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Windows DNS Client Security Flaw Exposes Systems to Remote Code Execution
Windows systems worldwide are at risk from a new critical flaw in the Windows DNS Client that could allow remote code execution without any user interaction. Tracked as CVE-2026-41096, the vulnerability has been rated critical with a CVSS base score of 9.8. It is patched in Microsoft’s May 12, 2026, security updates. Critical DNS client…
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Critical Exim Mailer Flaw Enables Remote Code Execution Attacks
Tags: attack, cve, cyber, email, flaw, infrastructure, Internet, linux, mail, remote-code-execution, vulnerabilityA newly disclosed vulnerability in the widely used Exim mail transfer agent exposes thousands of internet-facing mail servers to unauthenticated remote code execution, threatening core email infrastructure across Linux and Unix-like systems. Tracked as CVE-2026-45185 and nicknamed “Dead.Letter,” the bug resides in Exim’s handling of TLS-encrypted SMTP traffic, and BDAT chunked message bodies when compiled…
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PraisonAI CVE-2026-44338 Auth Bypass Targeted Within Hours of Disclosure
Threat actors have been observed attempting to exploit a recently disclosed security vulnerability in PraisonAI, an open-source multi-agent orchestration framework, within four hours of public disclosure.The vulnerability in question is CVE-2026-44338 (CVSS score: 7.3), a case of missing authentication that exposes sensitive endpoints to anyone, potentially allowing an attacker to invoke the First seen on…
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PraisonAI vulnerability gets scanned within 4 hours of disclosure
Tags: access, api, authentication, data-breach, detection, mitigation, monitoring, network, vulnerabilityMitigations and recommendations: Sysdig urged organizations to immediately upgrade to PraisonAI version 4.6.34 or later, which removes the vulnerable legacy API behavior and introduces stronger authentication protections.The researchers also recommended discontinuing use of the legacy “api_server.py” entrypoint entirely, noting that exposed instances running older configurations remain vulnerable to unauthenticated access attempts.To support detection efforts, defenders…
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Canon MailSuite Security Flaw Allows Attackers to Execute Code Remotely
Canon has disclosed a critical security vulnerability in its GUARDIANWALL MailSuite product that could allow attackers to execute arbitrary code remotely, raising serious concerns for organizations relying on the platform for email security. The issue, officially announced on May 13, 2026, affects GUARDIANWALL MailSuite versions 1.4.00 through 2.4.26. According to Canon, the flaw stems from…
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QA: Why Vulnerability Scans Are Giving Businesses a False Sense of Security
Phillip Wylie is an internationally recognised cybersecurity expert, ethical hacker and offensive security specialist with more than 28 years’ experience across IT, network security, application security, penetration testing, red teaming and social engineering. As co-author of The Pentester BluePrint, founder of The Pwn School Project and host of The Phillip Wylie Show, Phillip has built his career around…
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Windows Zero-Days Expose BitLocker Bypasses And CTFMON Privilege Escalation
An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more zero-days involving a BitLocker bypass and a privilege escalation impacting Windows Collaborative Translation Framework (CTFMON).The security defects have been codenamed YellowKey and GreenPlasma, respectively, by the researcher, who goes by the online aliases Chaotic Eclipse First seen on thehackernews.com Jump…
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Palo Alto Networks bets on identity security for autonomous AI with Idira launch
Tags: ai, attack, business, ceo, ciso, cloud, credentials, cybersecurity, governance, identity, injection, intelligence, least-privilege, mfa, network, RedTeam, risk, soc, threat, tool, vulnerabilityCISOs navigate AI risks: For enterprises, the launch reflects a broader industry shift toward identity-centric cybersecurity models as organizations deploy generative AI tools, autonomous agents, and cloud-native applications at scale.Analysts say the growing number of non-human identities is creating operational and security challenges because many existing identity systems were originally built to manage employees and…
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Langflow CVE-2026-33017 Exploited to Steal AWS Keys, Deploy NATS Worker
Langflow instances left unpatched against CVE-2026-33017 are now being actively abused not just for remote code execution, but as launchpads to steal AWS keys and join a NATS-backed botnet-style worker pool dubbed “KeyHunter.” The vulnerability, now listed in CISA’s Known Exploited Vulnerabilities (KEV) catalog, affects Langflow public flow-building endpoint and allows arbitrary Python execution without…
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PoC Released for 18-Year-Old NGINX Flaw Allowing Remote Code Execution
A critical vulnerability in NGINX’s source code, hidden since 2008, has finally been exposed, and a working exploit is already in the wild. Security researchers at depthfirst have publicly released a proof-of-concept (PoC) exploit demonstrating unauthenticated remote code execution (RCE) against NGINX, the world’s most popular web server, powering nearly one-third of all websites globally.…
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New Fragnesia Linux Kernel LPE Grants Root Access via Page Cache Corruption
Details have emerged about a new variant of the recent Dirty Frag Linux local privilege escalation (LPE) vulnerability that allows local attackers to gain root access, making it the third such bug to be identified in the kernel within a span of two weeks.Codenamed Fragnesia, the security vulnerability is tracked as CVE-2026-46300 (CVSS score: 7.8)…
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New Fragnesia Linux flaw lets attackers gain root privileges
Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability (known as Fragnasia and tracked as CVE-2026-46300) that allows attackers to run malicious code as root. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-fragnesia-linux-flaw-lets-attackers-gain-root-privileges/
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Packagist Warns: Update Composer Now After GitHub Actions Token Leak
A sudden change in GitHub’s token format has triggered an unexpected security vulnerability in Composer, exposing sensitive authentication tokens in CI/CD logs and forcing Packagist to issue an urgent warning to PHP developers worldwide. The issue stems from a mismatch between GitHub’s updated token structure and Composer’s outdated validation logic. As a result, certain GitHub…
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MongoDB Security Flaw Enables Arbitrary Code Execution on Vulnerable Systems
The foundation of countless modern applications is under an emerging threat. A severe vulnerability in MongoDB could allow attackers to execute unauthorised code on targeted database servers undetected. Tracked officially as CVE-2026-8053, this critical flaw serves as a potential gateway to complete system compromise, forcing database administrators to respond rapidly to secure their sensitive infrastructure.…
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New Exim BDAT GnuTLS Vulnerability Enables Code Execution Attacks
A critical, stealthy vulnerability is lurking deep within Exim, the software powering a massive share of the world’s email infrastructure. Sitting exposed on the internet’s front lines, these message transfer agents are highly lucrative targets for ruthless threat actors. This newly unmasked memory corruption flaw arms attackers with the terrifying ability to remotely execute malicious…
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18-Year-Old NGINX Rewrite Module Flaw Enables Unauthenticated RCE
Cybersecurity researchers have disclosed multiple security vulnerabilities impacting NGINX Plus and NGINX Open, including a critical flaw that remained undetected for 18 years.The vulnerability, discovered by depthfirst, is a heap buffer overflow issue impacting ngx_http_rewrite_module (CVE-2026-42945, CVSS v4 score: 9.2) that could allow an attacker to achieve remote code execution or cause a First seen…
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Microsoft Patch Tuesday for May 2026, Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for May 2026, which includes 112 vulnerabilities affecting a range of products, including 16 that Microsoft marked as “critical”. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/microsoft-patch-tuesday-may-2026/
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Microsoft May 2026 Patch Tuesday: Many fixes, but no zero-days
Microsoft has marked May 2026 Patch Tuesday by releasing fixes for 120+ CVE-numbered vulnerabilities, none of which (for a change) are actively exploited or have been publicly … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/12/microsoft-may-2026-patch-tuesday/
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Microsoft releases Windows 10 KB5087544 extended security update
Microsoft has released the Windows 10 KB5087544 extended security update to fix the May 2026 Patch Tuesday vulnerabilities and resolve an issue with the new Remote Desktop warnings. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-releases-windows-10-kb5087544-extended-security-update/
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OpenAI Unlocks Cybersecurity Model for Europe
German Financial Regulator Warns Sector to Step Up Defenses. OpenAI is stepping up to do what arch-rival Anthropic still won’t. The AI firm will give European authorities and companies access to its new vulnerability-finding AI model, so they can beef up their cybersecurity. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/openai-unlocks-cybersecurity-model-for-europe-a-31664
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Over 1 Million Baby Monitors and Security Cameras Exposed Through Meari Flaws
More than 1 million baby monitors and security cameras were reportedly exposed through vulnerabilities tied to Meari Technology. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/over-1-million-baby-monitors-and-security-cameras-exposed-through-meari-flaws/
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Fortinet warns of critical RCE flaws in FortiSandbox and FortiAuthenticator
Fortinet has released security patches for two critical vulnerabilities in FortiSandbox and FortiAuthenticator that could enable attackers to run commands or arbitrary code. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/fortinet-warns-of-critical-rce-flaws-in-fortisandbox-and-fortiauthenticator/