CVE-2026-56704 — Adminer before 5.4.3 Cross-Site Scripting via MySQL Version String
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 se…
Published: 2026-08-25 · CVSS: 5.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7