Tag: zero-day
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Russia-linked APT28 attackers already abusing new Microsoft Office zero-day
Ukraine’s CERT says the bug went from disclosure to active exploitation in days First seen on theregister.com Jump to article: www.theregister.com/2026/02/02/russialinked_apt28_microsoft_office_bug/
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Ivanti Issues Urgent Fix for Critical Zero-Day Flaws Under Active Attack
Ivanti has disclosed two critical remote code execution (RCE) flaws (CVE-2026-1281 CVE-2026-1340) in its EPMM software. First seen on hackread.com Jump to article: hackread.com/ivanti-urgent-fix-critical-zero-day-vulnerabilities/
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Ivanti Issues Urgent Fix for Critical Zero-Day Flaws Under Active Attack
Ivanti has disclosed two critical remote code execution (RCE) flaws (CVE-2026-1281 CVE-2026-1340) in its EPMM software. First seen on hackread.com Jump to article: hackread.com/ivanti-urgent-fix-critical-zero-day-vulnerabilities/
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âš¡ Weekly Recap: Proxy Botnet, Office Zero-Day, MongoDB Ransoms, AI Hijacks & New Threats
Every week brings new discoveries, attacks, and defenses that shape the state of cybersecurity. Some threats are stopped quickly, while others go unseen until they cause real damage.Sometimes a single update, exploit, or mistake changes how we think about risk and protection. Every incident shows how defenders adapt, and how fast attackers try to stay…
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Week in review: Microsoft fixes exploited Office zero-day, Fortinet patches FortiCloud SSO flaw
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: When open science meets real-world cybersecurity In this Help Net Security … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/02/01/week-in-review-microsoft-fixes-exploited-office-zero-day-fortinet-patches-forticloud-sso-flaw/
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NDSS 2025 PropertyGPT
Tags: blockchain, bug-bounty, conference, crypto, guide, Internet, LLM, network, oracle, strategy, tool, vulnerability, zero-daySession 11A: Blockchain Security 2 Authors, Creators & Presenters: Ye Liu (Singapore Management University), Yue Xue (MetaTrust Labs), Daoyuan Wu (The Hong Kong University of Science and Technology), Yuqiang Sun (Nanyang Technological University), Yi Li (Nanyang Technological University), Miaolei Shi (MetaTrust Labs), Yang Liu (Nanyang Technological University) PAPER PropertyGPT: LLM-driven Formal Verification of Smart Contracts…
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Informant told FBI that Jeffrey Epstein had a ‘personal hacker’
The hacker allegedly developed zero-day exploits and offensive cyber tools and sold them to several countries, including an unnamed central African government, the U.K., and the United States. First seen on techcrunch.com Jump to article: techcrunch.com/2026/01/30/informant-told-fbi-that-jeffrey-epstein-had-a-personal-hacker/
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January blues return as Ivanti coughs up exploited EPMM zero-days
Consider yourselves compromised, experts warn First seen on theregister.com Jump to article: www.theregister.com/2026/01/30/ivanti_epmm_zero_days/
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Over 200 Magento Stores Compromised In Rootkit Rampage via Zero-Day Exploit
A dangerous wave of attacks exploiting CVE-2025-54236, dubbed >>SessionReaper,<< in Magento e-commerce platforms. This vulnerability lets attackers bypass authentication by reusing invalid session tokens, paving the way for session hijacking and full server takeovers. Researchers uncovered multiple intrusion campaigns hitting Magento sites worldwide, with over 200 stores suffering root-level compromises. In the most alarming incident,…
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Two Ivanti EPMM Zero-Day RCE Flaws Actively Exploited, Security Updates Released
Tags: attack, cve, cybersecurity, endpoint, exploit, flaw, infrastructure, ivanti, kev, mobile, rce, remote-code-execution, update, vulnerability, zero-dayIvanti has rolled out security updates to address two security flaws impacting Ivanti Endpoint Manager Mobile (EPMM) that have been exploited in zero-day attacks, one of which has been added by the U.S. Cybersecurity and Infrastructure Security Agency (CISA) to its Known Exploited Vulnerabilities (KEV) catalog.The critical-severity vulnerabilities are listed below -CVE-2026-1281 (CVSS score: First…
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Ivanti provides temporary patches for actively exploited EPMM zero-day (CVE-2026-1281)
Ivanti has released provisional patches that fix two critical code injection vulnerabilities in Endpoint Manager Mobile (EPMM), one of which (CVE-2026-1281) has been exploited … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/01/30/ivanti-epmm-cve-2026-1281-cve-2026-1340/
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Ivanti warns of two EPMM flaws exploited in zero-day attacks
Ivanti has disclosed two critical vulnerabilities in Ivanti Endpoint Manager Mobile (EPMM), tracked as CVE-2026-1281 and CVE-2026-1340, that were exploited in zero-day attacks. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/ivanti-warns-of-two-epmm-flaws-exploited-in-zero-day-attacks/
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Microsoft releases update to address zero-day vulnerability in Microsoft Office
Microsoft has published three out-of-band (OOB) updates so far in January 2026. One of these updates was released to address a vulnerability, CVE-2026-21509, affecting Microsoft Office that has been reportedly exploited in the wild. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/microsoft-oob-update-january-2026/
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Fortinet Confirms New Zero-Day Behind Malicious SSO Logins
To stop the ongoing attacks, the cybersecurity vendor took the drastic step of temporarily disabling FortiCloud single sign-on (SSO) authentication for all devices. First seen on darkreading.com Jump to article: www.darkreading.com/vulnerabilities-threats/fortinet-new-zero-day-malicious-sso-logins
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Fortinet Locks Down FortiCloud SSO Amid Zero-Day Attacks
Mitigation: SSO Access Restricted After Attackers Compromised Fully Patched Devices. Network security giant Fortinet locked out cloud customers from its single sign-on service until they update device firmware with a patch against active attacks exploiting an improper access control zero day. Only Fortinet devices running the latest, patched firmware versions can use Fortinet SSO. First…
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Gemini MCP Tool 0-Day Vulnerability Exposes Systems to Remote Code Execution
A critical zero-day vulnerability has been disclosed in the Gemini MCP Tool, enabling unauthenticated remote attackers to execute arbitrary code on vulnerable installations without requiring user interaction or authentication. The vulnerability, tracked as CVE-2026-0755 with a CVSS score of 9.8, represents a severe risk to systems utilizing this tool in production environments. Vulnerability Overview The…
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CVE-2026-21509 – Microsoft schließt Zero Days in Office im Eiltempo
First seen on security-insider.de Jump to article: www.security-insider.de/microsoft-sicherheitsluecke-cve-2026-21509-office-update-a-bcf2b30c791d0772c56512f96c0c97f1/
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Fortinet starts patching exploited FortiCloud SSO zero-day (CVE-2026-24858)
Fortinet has begun releasing FortiOS versions that fix CVE-2026-24858, a critical zero-day vulnerability that allowed attackers to log into targeted organizations’ … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/01/28/fortinet-forticloud-sso-zero-day-vulnerability-cve-2026-24858/
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Fixes released for a serious Microsoft Office zero-day flaw
This article originally appeared on Computerworld. First seen on csoonline.com Jump to article: www.csoonline.com/article/4123146/fixes-released-for-a-serious-microsoft-office-zero-day-flaw-2.html
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Fortinet blocks exploited FortiCloud SSO zero day until patch is ready
Fortinet has confirmed a new, actively exploited critical FortiCloud single sign-on (SSO) authentication bypass vulnerability, tracked as CVE-2026-24858, and says it has mitigated the zero-day attacks by blocking FortiCloud SSO connections from devices running vulnerable firmware versions. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/fortinet-blocks-exploited-forticloud-sso-zero-day-until-patch-is-ready/
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Microsoft Issues Emergency Patch for Active Office Zero-Day
Microsoft released an emergency Office patch to fix an actively exploited zero-day flaw that lets attackers bypass security via malicious files. The post Microsoft Issues Emergency Patch for Active Office Zero-Day appeared first on TechRepublic. First seen on techrepublic.com Jump to article: www.techrepublic.com/article/news-microsoft-office-zero-day-emergency-patch-january-2026/
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Microsoft Rushes Emergency Patch for Office Zero-Day
To exploit the vulnerability, an attacker would need either system access or be able to convince a user to open a malicious Office file. First seen on darkreading.com Jump to article: www.darkreading.com/vulnerabilities-threats/microsoft-rushes-emergency-patch-office-zero-day
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NDSS 2025 Detecting Ransomware Despite I/O Overhead: A Practical Multi-Staged Approach
Tags: attack, conference, cyber, detection, exploit, Internet, monitoring, network, phishing, ransomware, risk, windows, zero-daySession 10B: Ransomware Authors, Creators & Presenters: Christian van Sloun (RWTH Aachen University), Vincent Woeste (RWTH Aachen University), Konrad Wolsing (RWTH Aachen University & Fraunhofer FKIE), Jan Pennekamp (RWTH Aachen University), Klaus Wehrle (RWTH Aachen University) PAPER Detecting Ransomware Despite I/O Overhead: A Practical Multi-Staged Approach Ransomware attacks have become one of the most widely…
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Microsoft Issues Emergency Patch for Active Office Zero-Day
Microsoft issued an emergency patch for an actively exploited Microsoft Office zero-day enabling code execution. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/microsoft-issues-emergency-patch-for-active-office-zero-day/
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Office zero-day exploited in the wild forces Microsoft OOB patch
Another actively abused Office bug, another emergency patch Office 2016 and 2019 users are left with registry tweaks instead of fixes. First seen on theregister.com Jump to article: www.theregister.com/2026/01/27/office_zeroday_exploited_in_the/
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Microsoft Releases Patch for Office Zero Day Amid Evidence of Exploitation
Microsoft urged customers running Microsoft Office 2016 and 2019 to apply the patch to be protected First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/microsoft-patch-office-zero-day/
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Microsoft reveals actively exploited Office zero-day, provides emergency fix (CVE-2026-21509)
Microsoft released emergency Office security updates to fix a security feature bypass vulnerability (CVE-2026-21509) that its threat intelligence and security teams spotted … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/01/27/microsoft-reveals-actively-exploited-office-zero-day-provides-emergency-fix-cve-2026-21509/
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Microsoft bringt Notfallpatch: Office-Nutzer werden über Zero-Day-Lücke attackiert
Eine gefährliche Sicherheitslücke betrifft alle gängigen Office-Versionen. Angesichts der aktiven Ausnutzung sollten Anwender zügig patchen. First seen on golem.de Jump to article: www.golem.de/news/microsoft-bringt-notfallpatch-office-nutzer-werden-ueber-zero-day-luecke-attackiert-2601-204646.html