{"id":"CVE-2026-105835","published":"2026-10-06T13:16:46.760","lastModified":"2026-10-09T02:16:55.380","description":"PLANKA 2.2.0 through 2.2.1 fails to limit incorrect TOTP codes submitted to POST /api/access-tokens/verify-totp, allowing attackers to brute force two-factor authentication codes. Attackers who know a user's password can reuse the ten-minute pending token to guess six-digit codes until one succeeds, obtaining a full access token.","cvssScore":7.4,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","cwes":["CWE-307"],"vendors":[],"products":[],"references":[{"url":"https://github.com/plankanban/planka","tags":[]},{"url":"https://github.com/plankanban/planka/blob/v2.2.1/server/api/controllers/access-tokens/verify-totp.js","tags":[]},{"url":"https://github.com/plankanban/planka/commit/de4d7688317829e2a0b665fe9dbf39eaf127b6f9","tags":[]},{"url":"https://www.vulncheck.com/advisories/planka-2.2.0-through-2.2.1-totp-brute-force-via-verify-totp-endpoint","tags":[]}],"exploitRefs":[{"url":"https://github.com/plankanban/planka","tags":[]},{"url":"https://github.com/plankanban/planka/blob/v2.2.1/server/api/controllers/access-tokens/verify-totp.js","tags":[]},{"url":"https://github.com/plankanban/planka/commit/de4d7688317829e2a0b665fe9dbf39eaf127b6f9","tags":[]}],"hasPoc":true,"ai":null}