{"id":"CVE-2026-35624","aliases":["EUVD-2026-21106","GHSA-5f7h-p83x-5vc2","GHSA-xhq5-45pm-2gjr"],"status":"published","title":"OpenClaw \u003c 2026.3.22 - Policy Confusion via Room Name Collision in Nextcloud Talk","description":"OpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","severity":{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00251,"percentile":0.16618,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-639","CWE-807","CWE-863"],"published":"2026-03-26T21:34:18Z","modified":"2026-11-11T23:10:00Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.3.22"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.3.22"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.3.22"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-xhq5-45pm-2gjr","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87","tags":["patch","Patch","fix","web"]},{"url":"https://github.com/openclaw/openclaw/commit/a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-policy-confusion-via-room-name-collision-in-nextcloud-talk","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35624","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5f7h-p83x-5vc2"},{"url":"https://github.com/advisories/GHSA-xhq5-45pm-2gjr"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35624.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-35624","title":"OpenClaw \u003c 2026.3.22 - Policy Confusion via Room Name Collision in Nextcloud Talk","description":"OpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","status":"published","published":"2026-04-09T21:26:56.154Z","modified":"2026-06-23T16:15:49.516Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low","assessor":"cna"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-807"],"updated_at":"2026-11-02T14:20:05.15083Z"}],"euvd":[{"id":"EUVD-2026-21106","description":"OpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","status":"published","published":"2026-04-09T21:26:56Z","modified":"2026-06-23T16:15:49Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-02T18:20:32.273921Z"}],"ghsa":[{"id":"GHSA-5f7h-p83x-5vc2","title":"Duplicate Advisory: OpenClaw: Nextcloud Talk room allowlist matched colliding room names instead of stable room tokens","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-xhq5-45pm-2gjr. This link is maintained to preserve external references.\n\n## Original Description\nOpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","status":"withdrawn","published":"2026-04-10T00:30:29Z","modified":"2026-04-18T00:55:42Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-807"],"updated_at":"2026-11-02T14:39:55.105822Z"},{"id":"GHSA-xhq5-45pm-2gjr","title":"OpenClaw: Nextcloud Talk room allowlist matched colliding room names instead of stable room tokens","description":"## Summary\nNextcloud Talk room authorization matched on collidable room names instead of the stable room token, allowing policy confusion across similarly named rooms.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected: \u003c 2026.3.22\n- Fixed: \u003e= 2026.3.22\n- Latest released tag checked: `v2026.3.23-2` (`630f1479c44f78484dfa21bb407cbe6f171dac87`)\n- Latest published npm version checked: `2026.3.23-2`\n\n## Fix Commit(s)\n- `a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66`\n\n## Release Status\nThe fix shipped in `v2026.3.22` and remains present in `v2026.3.23` and `v2026.3.23-2`.\n\n## Code-Level Confirmation\n- extensions/nextcloud-talk/src/inbound.ts now resolves allowlist policy from roomToken-backed room identity.\n- extensions/nextcloud-talk/src/policy.ts now keys room authorization on stable room tokens instead of display names.\n\nOpenClaw thanks @zpbrent for reporting.","status":"published","published":"2026-03-26T21:34:18Z","modified":"2026-04-18T00:56:32Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-639","CWE-807","CWE-863"],"updated_at":"2026-11-02T14:39:55.105822Z"}],"nvd":[{"id":"CVE-2026-35624","description":"OpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","status":"published","published":"2026-04-09T22:16:30.683Z","modified":"2026-11-11T23:10:00.263Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-807"],"updated_at":"2026-11-12T01:26:58.520432Z"}],"osv":[{"id":"CVE-2026-35624","title":"OpenClaw \u003c 2026.3.22 - Policy Confusion via Room Name Collision in Nextcloud Talk","description":"OpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","status":"published","published":"2026-04-09T21:26:56.154Z","modified":"2026-10-28T02:31:05.169584931Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low"}],"cwes":["CWE-807"],"updated_at":"2026-11-02T15:45:02.673625Z"},{"id":"GHSA-5f7h-p83x-5vc2","title":"Duplicate Advisory: OpenClaw: Nextcloud Talk room allowlist matched colliding room names instead of stable room tokens","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-xhq5-45pm-2gjr. This link is maintained to preserve external references.\n\n## Original Description\nOpenClaw before 2026.3.22 contains a policy confusion vulnerability in room authorization that matches colliding room names instead of stable room tokens. Attackers can exploit similarly named rooms to bypass allowlist policies and gain unauthorized access to protected Nextcloud Talk rooms.","status":"withdrawn","published":"2026-04-10T00:30:29Z","modified":"2026-04-18T01:04:45.212289Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"}],"cwes":["CWE-807"],"updated_at":"2026-11-02T15:46:38.213481Z"},{"id":"GHSA-xhq5-45pm-2gjr","title":"OpenClaw: Nextcloud Talk room allowlist matched colliding room names instead of stable room tokens","description":"## Summary\nNextcloud Talk room authorization matched on collidable room names instead of the stable room token, allowing policy confusion across similarly named rooms.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected: \u003c 2026.3.22\n- Fixed: \u003e= 2026.3.22\n- Latest released tag checked: `v2026.3.23-2` (`630f1479c44f78484dfa21bb407cbe6f171dac87`)\n- Latest published npm version checked: `2026.3.23-2`\n\n## Fix Commit(s)\n- `a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66`\n\n## Release Status\nThe fix shipped in `v2026.3.22` and remains present in `v2026.3.23` and `v2026.3.23-2`.\n\n## Code-Level Confirmation\n- extensions/nextcloud-talk/src/inbound.ts now resolves allowlist policy from roomToken-backed room identity.\n- extensions/nextcloud-talk/src/policy.ts now keys room authorization on stable room tokens instead of display names.\n\nOpenClaw thanks @zpbrent for reporting.","status":"published","published":"2026-03-26T21:34:18Z","modified":"2026-04-18T01:11:29.497855Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low"}],"cwes":["CWE-639","CWE-807","CWE-863"],"updated_at":"2026-11-02T15:47:00.198893Z"}]}}