{"id":"CVE-2021-4015","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-4015","generatedAt":"2026-10-27T20:53:50.638Z","title":"firefly-iii is vulnerable to Cross-Site Request Forgery (CSRF)","description":"firefly-iii is vulnerable to Cross-Site Request Forgery (CSRF)","published":"2021-12-01T11:15:08.000Z","lastModified":"2026-06-17T04:18:54.000Z","status":"Modified","sourceIdentifier":"security@huntr.dev","cvss":{"version":"3.1","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"},"cwe":["CWE-352"],"affected":["firefly-iii/firefly iii"],"epss":{"score":0.00443,"percentile":0.38286,"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":"low","text":"Lower severity and a low EPSS score (0.44%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/firefly-iii/firefly-iii/commit/518b4ba5a7a56760902758ae0a2c6a392c2f4d37","tags":["Patch","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://huntr.dev/bounties/b698d445-602d-4701-961c-dffe6d3009b1","tags":["Exploit","Patch","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://github.com/firefly-iii/firefly-iii/commit/518b4ba5a7a56760902758ae0a2c6a392c2f4d37","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://huntr.dev/bounties/b698d445-602d-4701-961c-dffe6d3009b1","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-4015","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."}