{"id":"CVE-2024-39683","aliases":["EUVD-2024-2329","GHSA-cvw9-c57h-3397","GO-2024-2968"],"status":"published","title":"ZITADEL Vulnerable to Session Information Leakage","description":"ZITADEL is an open-source identity infrastructure tool. ZITADEL provides users the ability to list all user sessions of the current user agent (browser). Starting in version 2.53.0 and prior to versions 2.53.8, 2.54.5, and 2.55.1, due to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions. Versions 2.55.1, 2.54.5, and 2.53.8 contain a fix for the issue. There is no workaround since a patch is already available.","severity":{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00609,"percentile":0.4952,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2024-07-03T19:20:08Z","modified":"2026-10-28T02:31:10Z","fixes":[{"ecosystem":"Go","package":"github.com/zitadel/zitadel","fixed_in":["2.53.8","2.54.5","2.55.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"last_affected":"2.53.7"},{"fixed":"2.53.8"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.54.0"},{"last_affected":"2.54.4"},{"fixed":"2.54.5"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.55.0"},{"fixed":"2.55.1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0"},{"fixed":"2.53.8"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"SEMVER","events":[{"introduced":"2.54.0"},{"fixed":"2.54.5"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"SEMVER","events":[{"introduced":"2.55.0"},{"fixed":"2.55.1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/zitadel/zitadel","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]}],"products":[{"vendor":"zitadel","product":"zitadel"}],"references":[{"url":"https://github.com/zitadel/zitadel/security/advisories/GHSA-cvw9-c57h-3397","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://github.com/zitadel/zitadel/issues/8213","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Release Notes","report","web"]},{"url":"https://github.com/zitadel/zitadel/pull/8231","tags":["x_refsource_MISC","x_transferred","Issue Tracking","fix","web"]},{"url":"https://github.com/zitadel/zitadel/commit/4a262e42abac2208b02fefaf68ba1a5121649f04","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://github.com/zitadel/zitadel/commit/c2093ce01507ca8fc811609ff5d391693360c3da","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://github.com/zitadel/zitadel/commit/d04f208486a418a45b884b9ca8433e5ad9790d73","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://discord.com/channels/927474939156643850/1254096852937347153","tags":["x_refsource_MISC","x_transferred","Permissions Required","URL Repurposed","web"]},{"url":"https://github.com/zitadel/zitadel/releases/tag/v2.53.8","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/zitadel/zitadel/releases/tag/v2.54.5","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/zitadel/zitadel/releases/tag/v2.55.1","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-39683","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-cvw9-c57h-3397"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/39xxx/CVE-2024-39683.json","tags":["advisory"]},{"url":"https://github.com/zitadel/zitadel","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-39683","title":"ZITADEL Vulnerable to Session Information Leakage","description":"ZITADEL is an open-source identity infrastructure tool. ZITADEL provides users the ability to list all user sessions of the current user agent (browser). Starting in version 2.53.0 and prior to versions 2.53.8, 2.54.5, and 2.55.1, due to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions. Versions 2.55.1, 2.54.5, and 2.53.8 contain a fix for the issue. There is no workaround since a patch is already available.","status":"published","published":"2024-07-03T19:20:08.88Z","modified":"2024-08-02T04:26:15.915Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:34:18.951288Z"}],"euvd":[{"id":"EUVD-2024-2329","description":"ZITADEL is an open-source identity infrastructure tool. ZITADEL provides users the ability to list all user sessions of the current user agent (browser). Starting in version 2.53.0 and prior to versions 2.53.8, 2.54.5, and 2.55.1, due to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions. Versions 2.55.1, 2.54.5, and 2.53.8 contain a fix for the issue. There is no workaround since a patch is already available.","status":"published","published":"2024-07-03T19:20:08Z","modified":"2024-08-02T04:26:15Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:18.019857Z"}],"ghsa":[{"id":"GHSA-cvw9-c57h-3397","title":"ZITADEL Vulnerable to Session Information Leakage","description":"### Impact\n\nZITADEL provides users the ability to list all user sessions of the current user agent (browser) by API and in the Console UI.\n\nDue to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions.\n\nNote that the Login UI was never affected and there was no possibility to take over such a session.\n\n### Patches\n\n2.x versions are fixed on \u003e= [2.55.1](https://github.com/zitadel/zitadel/releases/tag/v2.55.1)\n2.54.x versions are fixed on \u003e= [2.54.5](https://github.com/zitadel/zitadel/releases/tag/v2.54.5)\n2.53.x versions are fixed on \u003e= [2.53.8](https://github.com/zitadel/zitadel/releases/tag/v2.53.8)\n\nZITADEL recommends upgrading to the latest versions available in due course.\n\n### Workarounds\n\nThere is no workaround since a patch is already available.\n\n### References\n\n- https://github.com/zitadel/zitadel/pull/8231\n- https://discord.com/channels/927474939156643850/1254096852937347153\n- https://github.com/zitadel/zitadel/issues/8213\n\n### Questions\nIf you have any questions or comments about this advisory, please email us at [security@zitadel.com](mailto:security@zitadel.com)\n\n### Credits\nThanks to @cybertransformer, @Avolicious, @AmirhoseinBrz and @srividyaj for finding and reporting the vulnerability.\n","status":"published","published":"2024-07-05T20:03:55Z","modified":"2024-08-08T05:06:35Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:58.427757Z"}],"nvd":[{"id":"CVE-2024-39683","description":"ZITADEL is an open-source identity infrastructure tool. ZITADEL provides users the ability to list all user sessions of the current user agent (browser). Starting in version 2.53.0 and prior to versions 2.53.8, 2.54.5, and 2.55.1, due to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions. Versions 2.55.1, 2.54.5, and 2.53.8 contain a fix for the issue. There is no workaround since a patch is already available.","status":"published","published":"2024-07-03T20:15:04.84Z","modified":"2026-06-17T07:42:27.903Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:10:10.545705Z"}],"osv":[{"id":"CVE-2024-39683","title":"ZITADEL Vulnerable to Session Information Leakage","description":"ZITADEL is an open-source identity infrastructure tool. ZITADEL provides users the ability to list all user sessions of the current user agent (browser). Starting in version 2.53.0 and prior to versions 2.53.8, 2.54.5, and 2.55.1, due to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions. Versions 2.55.1, 2.54.5, and 2.53.8 contain a fix for the issue. There is no workaround since a patch is already available.","status":"published","published":"2024-07-03T19:20:08.88Z","modified":"2026-10-28T02:31:10.097539163Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:44:41.618074Z"},{"id":"GHSA-cvw9-c57h-3397","title":"ZITADEL Vulnerable to Session Information Leakage","description":"### Impact\n\nZITADEL provides users the ability to list all user sessions of the current user agent (browser) by API and in the Console UI.\n\nDue to a missing check, user sessions without that information (e.g. when created though the session service) were incorrectly listed exposing potentially other user's sessions.\n\nNote that the Login UI was never affected and there was no possibility to take over such a session.\n\n### Patches\n\n2.x versions are fixed on \u003e= [2.55.1](https://github.com/zitadel/zitadel/releases/tag/v2.55.1)\n2.54.x versions are fixed on \u003e= [2.54.5](https://github.com/zitadel/zitadel/releases/tag/v2.54.5)\n2.53.x versions are fixed on \u003e= [2.53.8](https://github.com/zitadel/zitadel/releases/tag/v2.53.8)\n\nZITADEL recommends upgrading to the latest versions available in due course.\n\n### Workarounds\n\nThere is no workaround since a patch is already available.\n\n### References\n\n- https://github.com/zitadel/zitadel/pull/8231\n- https://discord.com/channels/927474939156643850/1254096852937347153\n- https://github.com/zitadel/zitadel/issues/8213\n\n### Questions\nIf you have any questions or comments about this advisory, please email us at [security@zitadel.com](mailto:security@zitadel.com)\n\n### Credits\nThanks to @cybertransformer, @Avolicious, @AmirhoseinBrz and @srividyaj for finding and reporting the vulnerability.\n","status":"published","published":"2024-07-05T20:03:55Z","modified":"2026-09-10T03:50:16.585195161Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:45.639885Z"},{"id":"GO-2024-2968","title":"ZITADEL Vulnerable to Session Information Leakage in github.com/zitadel/zitadel","description":"ZITADEL Vulnerable to Session Information Leakage in github.com/zitadel/zitadel.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/zitadel/zitadel from v2.0.0 before v2.53.8, from v2.54.0 before v2.54.5, from v2.55.0 before v2.55.1.","status":"published","published":"2024-07-09T19:34:07Z","modified":"2024-07-09T19:59:28.156514Z","updated_at":"2026-11-02T15:47:01.453823Z"}]}}