CVE-2021-21311 Scanner
CVE-2021-21311 scanner - Server-Side Request Forgery (SSRF) vulnerability in Adminer (open source project)
Used 2.9k times · 3.4k assets checked · url
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CISA Known Exploited Vulnerability
This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.
CVE
CVE-2021-21311
7.2
CVSShigh
Exploitable remotely over the internet · no authentication required.
Description
Adminer is an open-source database management in a single PHP file. In adminer from version 4.0.0 and before 4.7.9 there is a server-side request forgery vulnerability. Users of Adminer versions bundling all drivers (e.g. `adminer.php`) are affected. This is fixed in version 4.7.9.
Attack Vector
Network
Privileges Req.
None
User Interaction
None
adminer
Updated Oct 24, 2026View on NVD →
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CVE history: adminer
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