Critical OWASP CRS flaw CVE-2026-21876 (CVSS 9.3) allows XSS bypass via UTF-7 encoding. ModSecurity & Coraza users: update to v4.22.0 immediately.
Critical OWASP CRS flaw CVE-2026-21876 (CVSS 9.3) allows XSS bypass via UTF-7 encoding. ModSecurity & Coraza users: update to v4.22.0 immediately.