CVE-2026-56704Adminer before 5.4.3 Cross-Site Scripting via MySQL Version String

Beschreibung

Adminer before 5.4.3 inserts unsanitized database server version strings into script tags with valid CSP nonces without proper validation. Attackers controlling a rogue MySQL server can return crafted version strings that break out of the JavaScript context and execute arbitrary code, bypassing Content Security Policy protections.

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

Referenzen und Patches

• GitHub Security Advisory (GHSA-h6jr-7pr6-grgj) vendor-advisory
• VulnCheck Advisory: Adminer before 5.4.3 Cross-Site Scripting via MySQL Version String third-party-advisory