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31–40 of 268 articles
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Bleeping Computer
Japanese cybersecurity software company Trend Micro has addressed an Apex One zero-day vulnerability exploited in attacks targeting Windows systems. [...]
Bleeping Computer
A cybersecurity researcher has released a proof-of-concept exploit for a Windows privilege escalation zero-day dubbed "MiniPlasma" that lets attackers gain SYSTEM privileges on fully patched Windows systems. [...]
Bleeping Computer
Palo Alto Networks warned customers that suspected state-sponsored hackers have been exploiting a critical-severity PAN-OS firewall zero-day vulnerability for nearly a month. [...]
Bleeping Computer
Palo Alto Networks warned customers today that a critical-severity unpatched vulnerability in the PAN-OS User-ID Authentication Portal is being exploited in attacks. [...]
Dark Reading
Under the alias 'Chaotic Eclipse,' a researcher released a PoC exploit for a zero-day flaw that allows for system takeover by a local user, citing an undisclosed beef with Microsoft.
The Hacker News
Threat actors have been exploiting a previously unknown zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December 2025. The finding, detailed by EXPMON's Haifei Li, has been described as a highly-sophisticated PDF exploit. The artifact ("Invoice540.pdf") first appeared on the VirusTotal platform on November 28, 2025. A second
Bleeping Computer
Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing attackers to gain SYSTEM or elevated administrator permissions. [...]
Bleeping Computer
Google has fixed the fourth Chrome vulnerability exploited in zero-day attacks since the start of the year. [...]
The Hacker News
A high-severity security flaw in the TrueConf client video conferencing software has been exploited in the wild as a zero-day as part of a campaign targeting government entities in Southeast Asia dubbed TrueChaos. The vulnerability in question is CVE-2026-3502 (CVSS score: 7.8), a lack of integrity check when fetching application update code, allowing an attacker to distribute a tampered update,
Dark Reading
The exploitation activity against CVE-2026-21385, a high-severity memory corruption flaw, could be tied to commercial spyware or nation-state threat groups.