Mastodawn

🔴 New security advisory:

CVE-2026-34563 affects multiple systems.

• Impact: Remote code execution or complete system compromise possible
• Risk: Attackers can gain full control of affected systems
• Mitigation: Patch immediately or isolate affected systems

Full breakdown:
https://www.yazoul.net/advisory/cve/cve-2026-34563-ci4ms-xss-vulnerability

#CVE #ZeroDay #ThreatIntel

CI4MS XSS Vulnerability (CVE-2026-34563) - Patch Now

CVE-2026-34563 is a critical stored XSS flaw in CI4MS CMS skeleton (CVSS 9.1). Attackers can inject malicious JavaScript via backup uploads, compromising admin sessions. Update to version 0.31.0.0 immediately.

Yazoul Security