Acrobat Reader zero-day exploited in the wild for many months
Unknown attackers have exploited a zero-day Adobe Acrobat Reader vulnerability since November 2025 and possibly even earlier, security researcher Haifei Li has discovered. PDF …
BlueHammer: Windows zero-day exploit leaked
A buggy but functional proof-of-concept (PoC) exploit for an unpatched Windows local privilege escalation vulnerability dubbed BlueHammer has been published on GitHub by …
FortiClient EMS zero-day exploited, emergency hotfixes available (CVE-2026-35616)
Defused Cyber has spotted a critical Fortinet FortiClient Endpoint Management Server (EMS) zero-day vulnerability (CVE-2026-35616) being exploited in the wild. This time …
Google fixes Chrome zero-day with in-the-wild exploit (CVE-2026-5281)
Google has fixed 21 vulnerabilities affecting its popular Chrome browser, among them a zero-day (CVE-2026-5281) with an in-the-wild exploit. About CVE-2026-5281 As per usual, …
Cisco FMC flaw was exploited by Interlock weeks before patch (CVE-2026-20131)
A critical vulnerability (CVE-2026-20131) in Cisco Secure Firewall Management Center (FMC) that Cisco disclosed and patched in early March 2026 has been exploited as a …
Threat actor leveraged Cisco SD-WAN zero-day since 2023 (CVE-2026-20127)
A “highly sophisticated” cyber threat actor has been exploiting a zero-day authentication bypass vulnerability (CVE-2026-20127) in Cisco Catalyst SD-WAN Controller …
CISA flags exploited FileZen command injection bug, patch now! (CVE-2026-25108)
CISA has added CVE-2026-25108, an OS command injection vulnerability in Soliton Systems’ FileZen secure file transfer solution, to its Known Exploited Vulnerabilities …
China-linked hackers exploited Dell zero-day since 2024 (CVE-2026-22769)
A suspected China-linked cyberespionage group has been covertly exploiting a critical zero-day flaw (CVE-2026-22769) in Dell’s RecoverPoint for Virtual Machines software since …
Apple fixes zero-day flaw exploited in targeted attacks (CVE-2026-20700)
Apple has released fixes for a zero-day vulnerability (CVE-2026-20700) exploited in targeted attacks last year. CVE-2026-20700 is a memory corruption issue in dyld, the …
Microsoft Patch Tuesday: 6 exploited zero-days fixed in February 2026
Microsoft has plugged 50+ security holes on February 2026 Patch Tuesday, including six zero-day vulnerabilities exploited by attackers in the wild. The “security feature …
European Commission hit by cyberattackers targeting mobile management platform
The European Commission’s mobile device management platform was hacked but the incident was swiftly contained and no compromise of mobile devices was detected, …
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 …
Featured news
Resources
Don't miss
- ClickFix campaign delivers Mac malware via fake Apple page
- Poisoned “Office 365” search results lead to stolen paychecks
- What vibe hunting gets right about AI threat hunting, and where it breaks down
- Health insurance lead sites sell personal data within seconds of form submission
- Claude helps researcher dig up decade-old Apache ActiveMQ RCE vulnerability (CVE-2026-34197)