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A public proof-of-concept is now out for CVE-2026-55200, a critical flaw in libssh2 that lets a malicious or compromised SSH server trigger memory corruption on a connecting client, with possible code execution. No credentials, no user interaction. The bug affects every release up to and including 1.11.1 and carries a CVSS 4.0 score of 9.2

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical flaw impacting Mirasvit Cache Warmer, a popular Magento full-page cache extension, to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation in the wild

Cybersecurity researchers have disclosed details of two now-patched security flaws in the n8n workflow automation platform, including two critical bugs that could result in arbitrary command execution

Cybersecurity researchers have disclosed details of multiple critical-severity security flaws affecting Coolify, an open-source, self-hosting platform, that could result in authentication bypass and remote code execution

Multiple security vulnerabilities have been disclosed in the open-source private branch exchange (PBX) platform FreePBX, including a critical flaw that could result in an authentication bypass under certain configurations

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