CVE-2021-21311 (GCVE-0-2021-21311)
Vulnerability from cvelistv5
Published
2021-02-11 20:55
Modified
2025-09-29 22:20
Severity ?
7.2 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CWE
  • CWE-918 - Server-Side Request Forgery (SSRF)
Summary
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.
References
security-advisories@github.comhttps://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351Patch, Third Party Advisory
security-advisories@github.comhttps://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdfExploit, Third Party Advisory
security-advisories@github.comhttps://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6Patch, Third Party Advisory
security-advisories@github.comhttps://lists.debian.org/debian-lts-announce/2021/03/msg00002.htmlMailing List, Third Party Advisory
security-advisories@github.comhttps://packagist.org/packages/vrana/adminerProduct, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdfExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/03/msg00002.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://packagist.org/packages/vrana/adminerProduct, Third Party Advisory
Impacted products
Vendor Product Version
vrana adminer Version: >= 4.0.0, < 4.7.9
 Create a notification for this product.
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog

Date added: 2025-09-29

Due date: 2025-10-20

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Used in ransomware: Unknown

Notes: https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6 ; https://nvd.nist.gov/vuln/detail/CVE-2021-21311

Show details on NVD website

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