Security Affairs

Atlassian Vulnerability Comes Under Attack Hours After Details Go Public

Threat actors are exploiting CVE-2026-21589, a critical Atlassian flaw that can expose sensitive files across multiple Data ...
Security Affairs

CVE-2026-21589

Threat actors have started exploiting CVE-2026-21589 (CVSS score of 9.3), a critical arbitrary file access flaw in Atlassian Data Center products. The vulnerability could allow attackers to access ...
Security Affairs

SonicWall Fixes Max Severity Pre-Auth Flaw in SMA1000 Appliances

SonicWall patched a CVSS 10 pre-auth SSRF flaw in SMA1000 appliances that could let unauthenticated attackers reach internal ...
Security Affairs

CERT-UA: Fake Cloudflare Checks Deliver LunexStealer Malware

Over 100 hacked websites used fake Cloudflare checks to trick visitors into installing LunexStealer through ClickFix commands.
Security Affairs

FortiBleed hit 86,000 firewalls by exploiting something nobody can patch away

FBI and Secret Service warn FortiBleed, a credential-harvesting campaign against Fortinet firewalls, has compromised 86,644 ...
Security Affairs

Anthropic Creates Three Tiers for Claude Cyber Access

Anthropic created 3 access tiers for Claude's offensive security use, matching cyber capabilities and safeguards to the ...