Tag: zero-day
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Fallout from latest Ivanti zero-days spreads to nearly 100 victims
Shadowserver scans have identified 86 compromised instances, and researchers warn multiple threat groups are involved. First seen on cyberscoop.com Jump to article: cyberscoop.com/ivanti-zero-day-vulnerabilities-netherlands-european-commission-shadowserver/
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Ivanti Zero-Days Likely Deployed in EU and Dutch Hacks
Ivanti’s Endpoint Manager Mobile Flaws Under Active Exploitation. The European Commission fell victim to a cyberattack that could have allowed the theft of some staff personal information. The European Union’s executive body said Friday it detected on Jan. 30 an attack on its central infrastructure managing mobile devices. First seen on govinfosecurity.com Jump to article:…
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Dutch data watchdog snitches on itself after getting caught in Ivanti zero-day attacks
Staff data belonging to the regulator and judiciary’s governing body accessed First seen on theregister.com Jump to article: www.theregister.com/2026/02/09/dutch_data_protection_ivanti/
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EU, Dutch government announce hacks following Ivanti zero-days
Ivanti said it was aware “a very limited number of customers” had been attacked while two vulnerabilities were still unpatched. First seen on therecord.media Jump to article: therecord.media/eu-dutch-government-announce-hacks-ivanti-zero-days
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EU, Dutch government announce hacks following Ivanti zero-days
Ivanti said it was aware “a very limited number of customers” had been attacked while two vulnerabilities were still unpatched. First seen on therecord.media Jump to article: therecord.media/eu-dutch-government-announce-hacks-ivanti-zero-days
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BeyondTrust Remote Access Products Hit by 0-Day RCE Vulnerability
BeyondTrust has issued an urgent security advisory regarding a critical zero-day vulnerability affecting its popular remote access solutions. The flaw, tracked as CVE-2026-1731, carries a near-maximum severity score of 9.9 out of 10 on the CVSSv4 scale. It poses a significant risk to organizations using self-hosted versions of BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA). The…
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Claude Opus 4.6: KI findet über 500 Zero-Day-Lücken in Open-Source-Software
Anthropics neues Sprachmodell Claude Opus 4.6 hat in internen Tests Hunderte bislang unbekannte Sicherheitslücken aufgespürt – ohne spezielles Training. First seen on golem.de Jump to article: www.golem.de/news/claude-opus-4-6-ki-findet-ueber-500-zero-day-luecken-in-open-source-software-2602-205139.html
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CISA Confirms VMware ESXi 0-Day Vulnerability Exploited in Ransomware Operations
Tags: cisa, cve, cyber, cybersecurity, exploit, flaw, infrastructure, kev, ransomware, vmware, vulnerability, zero-dayThe Cybersecurity and Infrastructure Security Agency (CISA) has officially added a critical vulnerability affecting VMware ESXi to its Known Exploited Vulnerabilities (KEV) catalog. Tracked as CVE-2025-22225, this zero-day flaw allows attackers to escape security sandboxes. It is currently being leveraged in active ransomware operations. Technical Analysis of CVE-2025-22225 The vulnerability is classified as an arbitrary write memory…
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VMware ESXi flaw now exploited in ransomware attacks
CISA confirmed on Wednesday that ransomware gangs have begun exploiting a high-severity VMware ESXi sandbox escape vulnerability that was previously used in zero-day attacks. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisa-vmware-esxi-flaw-now-exploited-in-ransomware-attacks/
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Interlock Ransomware Exploits Zero-Day in Gaming Anti-Cheat Driver to Disable EDR, AV
Interlock ransomware operators have been observed using a new process”‘killing tool that abuses a zero”‘day flaw in a gaming anti”‘cheat kernel driver to try to shut down endpoint defenses (EDR/AV). The activity was documented during an intrusion against a North Americabased education organization and shows Interlock continuing to evolve its internal tooling rather than relying…
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Why Zero-Day Downstream Mass Data Extortion Campaigns are Losing Their Bite
Are we seeing the extinction of mass data exfiltration campaigns? The stats demonstrate these attacks are losing their efficacy. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/02/why-zero-day-downstream-mass-data-extortion-campaigns-are-losing-their-bite/
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Ivanti’s EPMM is under active attack, thanks to two critical zero-days
Limited attacks occurred prior to Ivanti’s disclosure, followed by mass exploitation by multiple threat groups. More than 1,400 potentially vulnerable instances remain exposed. First seen on cyberscoop.com Jump to article: cyberscoop.com/ivanti-endpoint-manager-mobile-zero-day-vulnerabilities-exploit/
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APT28 Exploits Active Microsoft Office Zero-Day to Deliver Malware
The Russia-linked advanced persistent threat group APT28 has been observed actively exploiting a zero-day vulnerability in Microsoft Office to deliver malware through a sophisticated multi-stage attack campaign. Security researchers from Zscaler ThreatLabz identified this new operation, dubbed Operation Neusploit, targeting users across Central and Eastern Europe with weaponized RTF documents. The campaign specifically targeted Ukraine,…
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Zero-Day in Microsoft Office Enables Stealthy Malware Infections
Tags: cve, cyber, exploit, government, infection, infrastructure, malicious, malware, microsoft, office, vulnerability, zero-dayMicrosoft disclosed a critical zero-day vulnerability in Office products on January 26, 2026, tracked as CVE-2026-21509, with active exploitation in the wild confirmed. The vulnerability enables attackers to deploy sophisticated malware through malicious document files, targeting government organizations and critical infrastructure. Indicator Type Value CVE CVE-2026-21509 Malicious Domains freefoodaid[.]com, wellnesscaremed[.]com, wellnessmedcare[.]org C2 Infrastructure *.filen.net, *.filen.io…
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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