{"id":"CVE-2025-53102","summary":"Discourse's WebAuthn challenge isn't cleared from user session after authentication","details":"Discourse is an open-source community discussion platform. Prior to version 3.4.7 on the `stable` branch and version 3.5.0.beta.8 on the `tests-passed` branch, upon issuing a physical security key for 2FA, the server generates a WebAuthn challenge, which the client signs. The challenge is not cleared from the user’s session after authentication, potentially allowing reuse and increasing security risk. This is fixed in versions 3.4.7 and 3.5.0.beta.8.","aliases":["BIT-discourse-2025-53102","GHSA-hv49-93h5-4wcv"],"modified":"2026-08-12T03:51:12.584588263Z","published":"2025-07-29T19:24:06.076Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-384"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/53xxx/CVE-2025-53102.json","unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"3.5.0.beta1"},{"fixed":"3.5.0.beta.8"}]}]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/53xxx/CVE-2025-53102.json"},{"type":"ADVISORY","url":"https://github.com/discourse/discourse/security/advisories/GHSA-hv49-93h5-4wcv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-53102"},{"type":"FIX","url":"https://github.com/discourse/discourse/commit/20bf65099bb861a141bc10e8a4eab65329d91802"},{"type":"FIX","url":"https://github.com/discourse/discourse/commit/8bc0cee2c00a514ea60f33ea6172da2ce5a05beb"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/discourse/discourse","events":[{"introduced":"0"},{"fixed":"3d149ba8244585f4bcb41db77aa8825e72468bdb"},{"introduced":"444127445694c2383248a5a98f437bded4b663f3"},{"fixed":"20bf65099bb861a141bc10e8a4eab65329d91802"},{"fixed":"8bc0cee2c00a514ea60f33ea6172da2ce5a05beb"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.4.6"},{"last_affected":"3.5.0"},{"introduced":"3.5.0-beta1"},{"last_affected":"3.5.0-beta1"},{"introduced":"3.5.0-beta2"},{"last_affected":"3.5.0-beta2"},{"introduced":"3.5.0-beta3"},{"last_affected":"3.5.0-beta3"},{"introduced":"3.5.0-beta4"},{"last_affected":"3.5.0-beta4"},{"introduced":"3.5.0-beta5"},{"last_affected":"3.5.0-beta5"},{"introduced":"3.5.0-beta6"},{"last_affected":"3.5.0-beta6"},{"introduced":"3.5.0-beta7"},{"last_affected":"3.5.0-beta7"}],"source":["CPE_RANGE","CPE_STRING","REFERENCES"],"cpe":["cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:*","cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta1:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta2:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta3:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta4:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta5:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta6:*:*:beta:*:*:*","cpe:2.3:a:discourse:discourse:3.5.0:beta7:*:*:beta:*:*:*"]}}],"versions":["3.5.0-beta1","3.5.0-beta2","3.5.0-beta3","3.5.0-beta4","3.5.0-beta5","3.5.0-beta6","3.5.0-beta7","v3.4.6","v3.5.0.beta7","v3.4.5","v3.5.0.beta6","v3.4.4","v3.5.0.beta5","v3.5.0.beta4","v3.4.3","v3.5.0.beta3","v3.4.2","v3.5.0.beta2","v3.4.1","v3.5.0.beta1","v3.4.0","v3.3.4","v3.3.3","v3.3.2","v3.3.1","v3.3.0","v3.2.5","v3.2.4","v3.2.3","v3.2.2","v3.2.1","v3.2.0","v3.1.5","v3.1.4","v3.1.3","v3.1.2","v3.1.1","v3.1.0","v3.0.6","v3.0.5","v3.0.4","v3.0.3","v3.0.2","v3.0.1","v3.0.0","v2.8.14","v2.8.13","v2.8.12","v2.8.11","v2.8.10","v2.8.9","v2.8.8","v2.8.7","v2.8.6","v2.8.5","v2.8.4","v2.8.3","v2.8.2","v2.8.1","v2.8.0","v2.7.13","v2.7.12","v2.7.11","v2.7.10","v2.7.9","v2.7.8","v2.7.7","v2.7.6","v2.7.5","v2.7.4","v2.7.3","v2.7.2","v2.7.1","v2.7.0","v2.6.7","v2.6.6","v2.6.5","v2.6.4","v2.6.3","v2.6.2","v2.6.1","v2.6.0","v2.5.5","v2.5.4","v2.5.3","v2.5.2","v2.5.1","v2.5.0","v2.4.5","v2.4.4","v2.4.3","v2.4.2","v2.4.1","v2.4.0","v2.3.10","v2.3.9","v2.3.8","v2.3.7","v2.3.6","v2.3.5","v2.3.4","v2.3.3","v2.3.2","v2.3.1","v2.3.0","v2.2.6","v2.2.5","v2.2.4","v2.2.3","v2.2.2","v2.2.1","v2.2.0","v2.1.8","v2.1.7","v2.1.6","v2.1.5","v2.1.4","v2.1.3","v2.1.2","v2.1.1","v2.1.0","v2.0.5","v2.0.4","v2.0.3","v2.0.2","v2.0.1","v2.0.0","v1.9.7","v1.9.6","v1.9.5","v1.9.4","v1.9.3","v1.9.2","v1.9.1","v1.9.0","v1.8.11","v1.8.10","v1.8.9","v1.8.8","v1.8.7","v1.8.6","v1.8.5","v1.8.4","v1.8.3","v1.8.2","v1.8.1","v1.8.0","v1.7.10","v1.7.9","v1.7.8","v1.7.7","v1.7.6","v1.7.5","v1.7.4","v1.7.3","v1.7.2","v1.7.1","v1.7.0","v1.6.10","v1.6.9","v1.6.8","v1.6.7","v1.6.6","v1.6.5","v1.6.4","v1.6.3","v1.6.2","v1.6.1","v1.6.0","v1.5.4","v1.5.3","v1.5.2","v1.5.1","v1.5.0","v1.4.7","v1.4.6","v1.4.5","v1.4.4","v1.4.3","v1.4.2","v1.4.1","v1.4.0","v1.3.5","v1.3.4","v1.3.3","v1.3.2","v1.3.1","v1.3.0","v1.2.4","v1.2.3","v1.2.2","v1.2.1","v1.2.0","v1.1.3","v1.1.2","v1.1.1","v1.1.0","v1.0.4","v1.0.3","v1.0.2","v1.0.1","v1.0.0","v0.9.9.18","v0.9.9.17","v0.9.9.16","v0.9.9.15","v0.9.9.14","v0.9.9.13","v0.9.9.12","v0.9.9.11","v0.9.9.10","v0.9.9.9","v0.9.9.8","v0.9.9.7","v0.9.9.6","v0.9.9.5","v0.9.9.4","v0.9.9.3","v0.9.9.2","v0.9.9.1","v0.9.8.11","v0.9.8.10","v0.9.8.9","v0.9.8.8","v0.9.8.7","v0.9.8.6","v0.9.8.5","v0.9.8.4","v0.9.8.3","v0.9.8.2","v0.9.8.1","v0.9.8","v0.9.7.9","v0.9.7.8","v0.9.7.7","v0.9.7.6","v0.9.7.5","v0.9.7.4","v0.9.7.3","v0.9.7.2","v0.9.7.1","v0.9.7","v0.9.6.4","v0.9.6.3","v0.9.6.1","v0.9.6","v0.9.5.2","v0.9.5.1","v0.9.5","v0.9.4","v0.9.3","v0.9.2.6","v0.9.2.5","v0.9.2","v0.9.1","v0.9.0","v0.8.9","v0.8.8","v0.8.7","v0.8.6","v0.8.5","v0.8.4","v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