{"id":"CVE-2021-25976","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-25976","generatedAt":"2026-10-27T23:27:50.607Z","title":"In PiranhaCMS, versions 4.0.0-alpha1 to 9.2.0 are vulnerable to cross-site request forgery (CSRF) when performing various actions supported by the management system, such as deleting a user, deleting a role, editing a post, deleting a media folder etc.,…","description":"In PiranhaCMS, versions 4.0.0-alpha1 to 9.2.0 are vulnerable to cross-site request forgery (CSRF) when performing various actions supported by the management system, such as deleting a user, deleting a role, editing a post, deleting a media folder etc., when an ID is known.","published":"2021-11-16T09:15:07.000Z","lastModified":"2026-06-17T03:42:43.000Z","status":"Modified","sourceIdentifier":"vulnerabilitylab@mend.io","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H"},"cwe":["CWE-352"],"affected":["dotnetfoundation/piranha cms"],"epss":{"score":0.00456,"percentile":0.39316,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/PiranhaCMS/piranha.core/commit/e42abacdd0dd880ce9cf6607efcc24646ac82eda","tags":["Patch","Third Party Advisory"],"source":"vulnerabilitylab@mend.io"},{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25976","tags":["Third Party Advisory"],"source":"vulnerabilitylab@mend.io"},{"url":"https://github.com/PiranhaCMS/piranha.core/commit/e42abacdd0dd880ce9cf6607efcc24646ac82eda","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25976","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-25976","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}