{"id":"CVE-2026-69114","aliases":["EUVD-2026-55792","GHSA-62g6-28hv-h6hc"],"status":"published","title":"Spacebar Server Cross-Channel Message Deletion via Permission Check Bypass","description":"Spacebar Server before commit 8d126f4 contains a cross-channel message deletion vulnerability in the single-delete and bulk-delete message handlers that fail to scope message queries to the requested channel. Authenticated users with MANAGE_MESSAGES permission in any controlled channel can delete arbitrary messages in other channels by routing delete requests through their own channel.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00389,"percentile":0.33286,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-08-10T19:28:49Z","modified":"2026-10-28T02:30:56Z","products":[{"vendor":"spacebar server","product":"spacebar server"}],"references":[{"url":"https://github.com/spacebarchat/server/security/advisories/GHSA-62g6-28hv-h6hc","tags":["vendor-advisory","exploit","evidence"]},{"url":"https://github.com/spacebarchat/server/issues/1685","tags":["technical-description","exploit","issue-tracking","report"]},{"url":"https://github.com/spacebarchat/server/commit/8d126f401914d68fa8a97f7e5986dcfcc42de9a8","tags":["patch","fix"]},{"url":"https://www.vulncheck.com/advisories/spacebar-server-cross-channel-message-deletion-via-permission-check-bypass","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/69xxx/CVE-2026-69114.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-69114","tags":["advisory"]},{"url":"https://github.com/spacebarchat/server","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-69114","title":"Spacebar Server Cross-Channel Message Deletion via Permission Check Bypass","description":"Spacebar Server before commit 8d126f4 contains a cross-channel message deletion vulnerability in the single-delete and bulk-delete message handlers that fail to scope message queries to the requested channel. Authenticated users with MANAGE_MESSAGES permission in any controlled channel can delete arbitrary messages in other channels by routing delete requests through their own channel.","status":"published","published":"2026-08-10T19:28:49.789Z","modified":"2026-09-17T18:57:28.501Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T13:50:16.178634Z"}],"euvd":[{"id":"EUVD-2026-55792","description":"Spacebar Server before commit 8d126f4 contains a cross-channel message deletion vulnerability in the single-delete and bulk-delete message handlers that fail to scope message queries to the requested channel. Authenticated users with MANAGE_MESSAGES permission in any controlled channel can delete arbitrary messages in other channels by routing delete requests through their own channel.","status":"published","published":"2026-08-10T19:28:49Z","modified":"2026-09-17T18:57:28Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:28:10.38936Z"}],"nvd":[{"id":"CVE-2026-69114","description":"Spacebar Server before commit 8d126f4 contains a cross-channel message deletion vulnerability in the single-delete and bulk-delete message handlers that fail to scope message queries to the requested channel. Authenticated users with MANAGE_MESSAGES permission in any controlled channel can delete arbitrary messages in other channels by routing delete requests through their own channel.","status":"published","published":"2026-08-10T20:17:32.01Z","modified":"2026-09-17T18:17:04.07Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/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":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:12:36.102748Z"}],"osv":[{"id":"CVE-2026-69114","title":"Spacebar Server Cross-Channel Message Deletion via Permission Check Bypass","description":"Spacebar Server before commit 8d126f4 contains a cross-channel message deletion vulnerability in the single-delete and bulk-delete message handlers that fail to scope message queries to the requested channel. Authenticated users with MANAGE_MESSAGES permission in any controlled channel can delete arbitrary messages in other channels by routing delete requests through their own channel.","status":"published","published":"2026-08-10T19:28:49.789Z","modified":"2026-10-28T02:30:56.78885712Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:45:15.164658Z"}]}}