Tag: zero-day
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Hackers exploit 29 zero-days on second day of Pwn2Own Automotive
Hackers collect $439,250 after exploiting 29 zero-day vulnerabilities on the second day of Pwn2Own Automotive 2026. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/hackers-exploit-29-zero-day-vulnerabilities-on-second-day-of-pwn2own-automotive/
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Zero-Day Exploits Surge, Nearly 30% of Flaws Attacked Before Disclosure
VulnCheck analysts found that vulnerabilities exploited before being publicly disclosed rose from 23.6% in 2024 to 28.96% in 2025 First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/zeroday-exploits-surge-vulncheck/
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Dringend patchen: Hacker attackieren Cisco-Tools über Zero-Day-Lücke
Admins sollten zügig handeln. In mehreren Cisco-Produkten klafft eine gefährliche Sicherheitslücke. Erste Attacken wurden bereits beobachtet. First seen on golem.de Jump to article: www.golem.de/news/unified-cm-und-mehr-hacker-attackieren-cisco-systeme-ueber-zero-day-luecke-2601-204499.html
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Unified CM und mehr: Hacker attackieren Cisco-Systeme über Zero-Day-Lücke
Admins sollten zügig handeln. In mehreren Cisco-Produkten klafft eine gefährliche Sicherheitslücke. Erste Attacken wurden bereits beobachtet. First seen on golem.de Jump to article: www.golem.de/news/unified-cm-und-mehr-hacker-attackieren-cisco-systeme-ueber-zero-day-luecke-2601-204499.html
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Another week, another emergency patch as Cisco plugs Unified Comms zero-day
The critical-rated flaw leaves unpatched systems open to full takeover First seen on theregister.com Jump to article: www.theregister.com/2026/01/22/another_week_another_emergency_patch/
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Cisco Unified Communications Zero-Day RCE Flaw Actively Exploited For Root Shell Access
Tags: access, cisco, communications, cve, cyber, exploit, flaw, rce, remote-code-execution, service, vulnerability, zero-dayCisco has warned customers of a critical zero-day vulnerability affecting several of its Unified Communications products, including Cisco Unified Communications Manager (Unified CM), Unified Communications Manager Session Management Edition (Unified CM SME), Unified Communications Manager IM & Presence Service (IM&P), Cisco Unity Connection, and Cisco Webex Calling Dedicated Instance. Tracked as CVE-2026-20045, the vulnerability carries…
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Zero-Day-Lücke in SAP NetWeaver – Von der Lücke zur Welle: Was CVE-2025-31324 über ERP-Exploits verrät
First seen on security-insider.de Jump to article: www.security-insider.de/cve-2025-31324-sap-netweaver-exploit-welle-a-9c97284841d692acc3069a5864c52c5b/
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China-Linked APT Exploited Sitecore Zero-Day in Critical Infrastructure Intrusion
A threat actor likely aligned with China has been observed targeting critical infrastructure sectors in North America since at least last year.Cisco Talos, which is tracking the activity under the name UAT-8837, assessed it to be a China-nexus advanced persistent threat (APT) actor with medium confidence based on tactical overlaps with other campaigns mounted by…
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U.S. CISA adds a flaw in Cisco Unified Communications products to its Known Exploited Vulnerabilities catalog
Tags: cisa, cisco, communications, cve, cybersecurity, exploit, flaw, infrastructure, kev, vulnerability, zero-dayThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw impacting Cisco Unified Communications products to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Cisco Unified Communications products vulnerability, tracked as CVE-2026-20045 (CVSS score of 8.2), to its Known Exploited Vulnerabilities (KEV) catalog. This week, Cisco patched a critical zero-day…
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Tesla hacked, 37 zero-days demoed at Pwn2Own Automotive 2026
Tags: zero-daySecurity researchers have hacked the Tesla Infotainment System and earned $516,500 after exploiting 37 zero-days on the first day of the Pwn2Own Automotive 2026 competition. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/tesla-hacked-37-zero-days-demoed-at-pwn2own-automotive-2026/
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Cloudflare Zero-Day Let Attackers Bypass WAF via ACME Certificate Validation Path
A critical zero-day vulnerability in Cloudflare exposed a fundamental weakness in how security exceptions are handled at scale. The flaw allowed attackers to bypass Cloudflare’s Web Application Firewall (WAF) entirely and directly access protected origin servers by abusing a certificate validation endpoint. The issue was not caused by customer misconfiguration, but by a logic error…
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New Study Finds GPT-5.2 Can Reliably Develop Zero-Day Exploits at Scale
Advanced large language models can autonomously develop working exploits for zero-day vulnerabilities, marking a significant shift in the offensive cybersecurity landscape. The research demonstrates that artificial intelligence systems can now perform complex exploit development tasks that previously required specialized human expertise. The agents were challenged to develop exploits under realistic constraints, including modern security mitigations,…
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Attackers Rerouted Employee Pay Without Breaching IT Systems
An unnamed organization recently discovered that several employees’ paychecks had silently vanished not because of a ransomware attack, data-wiping malware, or a cloud breach, but because an attacker convinced people to do exactly what they wanted. Instead of hacking through firewalls or exploiting zero-days, the threat actor went after the weakest link: operational processes and…
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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 80
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Gogs 0-Day Exploited in the Wild SHADOW#REACTOR Text-Only Staging, .NET Reactor, and In-Memory Remcos RAT Deployment >>Untrustworthy Fund<<: targeted UAC-0190 cyberattacks against SOU using PLUGGYAPE (CERT-UA#19092) Hiding in Plain Sight: Deconstructing the Multi-Actor […]…
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Cisco finally fixes AsyncOS zero-day exploited since November
Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) appliances since November 2025. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisco-finally-fixes-asyncos-zero-day-exploited-since-november/
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China-Linked APT Exploits Sitecore Zero-Day in Attacks on American Critical Infrastructure
A threat actor likely aligned with China has been observed targeting critical infrastructure sectors in North America since at least last year.Cisco Talos, which is tracking the activity under the name UAT-8837, assessed it to be a China-nexus advanced persistent threat (APT) actor with medium confidence based on tactical overlaps with other campaigns mounted by…
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Cisco Patches Zero-Day RCE Exploited by China-Linked APT in Secure Email Gateways
Cisco on Thursday released security updates for a maximum-severity security flaw impacting Cisco AsyncOS Software for Cisco Secure Email Gateway and Cisco Secure Email and Web Manager, nearly a month after the company disclosed that it had been exploited as a zero-day by a China-nexus advanced persistent threat (APT) actor codenamed UAT-9686.The vulnerability, tracked as…
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Zero-Day Threat: UAT-8837 Targets North American Infrastructure
The post Zero-Day Threat: UAT-8837 Targets North American Infrastructure appeared first on Daily CyberSecurity. First seen on securityonline.info Jump to article: securityonline.info/zero-day-threat-uat-8837-targets-north-american-infrastructure/
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CVE-2025-64155: Exploit Code Released for Critical Fortinet FortiSIEM Command Injection Vulnerability
Tags: access, advisory, attack, authentication, cisa, cve, cyber, cybersecurity, exploit, flaw, fortinet, infrastructure, injection, kev, mitigation, threat, update, vpn, vulnerability, zero-dayExploit code has been published for CVE-2025-64155, a critical command injection vulnerability affecting Fortinet FortiSIEM devices. Key takeaways: CVE-2025-64155 is a critical operating system (OS) command injection vulnerability affecting Fortinet FortiSIEM. Fortinet vulnerabilities have historically been common targets for cyber attackers, with 23 Fortinet CVEs currently on the CISA KEV list. Public exploit code has…
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January 2026 Microsoft Patch Tuesday: Actively exploited zero day needs attention
More priorities: Executives should also prioritize rapid patching and risk reduction efforts this month around the Windows Local Security Authority Subsystem Service Remote Code Execution, Windows Graphics Component Elevation of Privilege, and Windows Virtualization Based Security Enclave Elevation of Privilege flaws, Bicer said, as these vulnerabilities directly enable full system or trust boundary compromise.Strategic focus…
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Windows info-disclosure 0-day bug gets a fix as CISA sounds alarm
First Patch Tuesday of 2026 goes big First seen on theregister.com Jump to article: www.theregister.com/2026/01/14/patch_tuesday_january_2026/
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Microsoft Patch Tuesday security updates for January 2026 fixed actively exploited zero-day
Microsoft Patch Tuesday addressed 112 security flaws across Windows, Office, Azure, Edge, and more, including eight critical vulnerabilities, kicking off the new year with a major patch update. Microsoft Patch Tuesday security updates for January 2026 release 112 CVEs affecting Windows, Office, Azure, Edge, SharePoint, SQL Server, SMB, and Windows management services. Including third-party Chromium…
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Microsoft Fixes Three Zero-Days on Busy Patch Tuesday
Microsoft has patched three zero-day vulnerabilities in the first patch Tuesday of 2026, including one under active exploitation First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/microsoft-three-zerodays-busy/
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Microsoft Patch Tuesday addresses 112 defects, including one actively exploited zero-day
Researchers said the information disclosure zero-day exposes sensitive information that attackers can use to undermine defenses and make other exploits more reliable. First seen on cyberscoop.com Jump to article: cyberscoop.com/microsoft-patch-tuesday-january-2026/
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Microsoft Starts 2026 With a Bang: A Freshly Exploited Zero-Day
The vendor’s first Patch Tuesday of the year also contains fixes for 112 CVEs, nearly double the amount from last month. First seen on darkreading.com Jump to article: www.darkreading.com/application-security/microsofts-starts-2026-bang-zero-day
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Microsoft releases Windows 10 KB5073724 extended security update
Microsoft has released the KB5073724 extended security update to fix the Patch Tuesday security updates, including 3 zero-days and a fix for expiring Secure Boot certificates. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-releases-windows-10-kb5073724-extended-security-update/
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Microsoft January 2026 Patch Tuesday fixes 3 zero-days, 114 flaws
Today is Microsoft’s January 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-january-2026-patch-tuesday-fixes-3-zero-days-114-flaws/