{"id":"CVE-2025-41395","aliases":["EUVD-2025-12104","GHSA-3g36-gf7c-75qw","GO-2025-3642","openSUSE-SU-2025:15033-1"],"status":"published","title":"Webapp DoS via malicious retrospective post in Playbooks","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.005,"percentile":0.43155,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1287"],"published":"2025-04-24T06:48:31Z","modified":"2026-10-28T02:30:36Z","fixes":[{"ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","fixed_in":["2.1.1","1.41.0"],"sources":["ghsa","osv"]},{"ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","fixed_in":["8.0.0-20250218121836-2b5275d87136","10.4.3","10.5.1","9.11.11"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.1.1"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0-20250218121836-2b5275d87136"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.4.0"},{"fixed":"10.4.3"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.5.0"},{"fixed":"10.5.1"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.11.0"},{"fixed":"9.11.11"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.41.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"8.0.0-20250218121836-2b5275d87136"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"10.4.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"10.5.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"9.11.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.41.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-plugin-playbooks","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.41.0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-server","ranges":[{"type":"SEMVER","events":[{"introduced":"9.11.0+incompatible"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-server","ranges":[{"type":"SEMVER","events":[{"introduced":"10.4.0+incompatible"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-server","ranges":[{"type":"SEMVER","events":[{"introduced":"10.5.0+incompatible"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-server/v5","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost-server/v6","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"8.0.0-20250218121836-2b5275d87136"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"govulncheck-vulndb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20250424T181457-1.1"}]}],"bundled":5}],"products":[{"vendor":"mattermost","product":"mattermost"},{"vendor":"mattermost","product":"mattermost_server"}],"references":[{"url":"https://mattermost.com/security-updates","tags":["Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-41395","tags":["advisory"]},{"url":"https://github.com/mattermost/mattermost-plugin-playbooks/commit/4c823090e281cb9c0d5c17ee2e5db275117540d1","tags":["web","fix"]},{"url":"https://github.com/mattermost/mattermost/commit/2b5275d87136f07e016c8eca09a2f004b31afc8a","tags":["web"]},{"url":"https://github.com/advisories/GHSA-3g36-gf7c-75qw","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/41xxx/CVE-2025-41395.json","tags":["advisory"]},{"url":"https://github.com/mattermost/mattermost-plugin-playbooks","tags":["package"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/FCMCOT6M37QF2P6G2RKTQYT3ZKNAKIUV/","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14992","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-9232","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-35965","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-41395","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-41423","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-41395","title":"Webapp DoS via malicious retrospective post in Playbooks","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","status":"published","published":"2025-04-24T06:48:31.087Z","modified":"2025-04-24T13:58:04.968Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:32:31.631102Z"}],"euvd":[{"id":"EUVD-2025-12104","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","status":"published","published":"2025-04-24T06:48:31Z","modified":"2025-04-24T13:58:04Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:52:04.724433Z"}],"ghsa":[{"id":"GHSA-3g36-gf7c-75qw","title":"Mattermost Playbooks fails to properly validate the props used by the RetrospectivePost custom post type","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","status":"published","published":"2025-04-24T09:30:33Z","modified":"2025-04-24T16:09:30Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:38:41.402125Z"}],"nvd":[{"id":"CVE-2025-41395","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","status":"published","published":"2025-04-24T07:15:31.6Z","modified":"2026-06-17T09:22:48.983Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:11:01.507281Z"}],"osv":[{"id":"CVE-2025-41395","title":"Webapp DoS via malicious retrospective post in Playbooks","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","status":"published","published":"2025-04-24T06:48:31.087Z","modified":"2026-10-28T02:30:36.820383953Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T15:44:49.394967Z"},{"id":"GHSA-3g36-gf7c-75qw","title":"Mattermost Playbooks fails to properly validate the props used by the RetrospectivePost custom post type","description":"Mattermost versions 10.4.x \u003c= 10.4.2, 10.5.x \u003c= 10.5.0, 9.11.x \u003c= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.","status":"published","published":"2025-04-24T09:30:33Z","modified":"2026-09-10T03:50:57.095115158Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T15:46:35.747385Z"},{"id":"GO-2025-3642","title":"Mattermost Playbooks fails to properly validate the props used by the RetrospectivePost custom post type in github.com/mattermost/mattermost-plugin-playbooks","description":"Mattermost Playbooks fails to properly validate the props used by the RetrospectivePost custom post type in github.com/mattermost/mattermost-plugin-playbooks.\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: .","status":"published","published":"2025-04-24T18:14:57Z","modified":"2026-02-04T02:51:55.948295Z","updated_at":"2026-11-02T15:47:01.728182Z"},{"id":"openSUSE-SU-2025:15033-1","title":"govulncheck-vulndb-0.0.20250424T181457-1.1 on GA media","description":"These are all security issues fixed in the govulncheck-vulndb-0.0.20250424T181457-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-04-26T00:00:00Z","modified":"2025-05-07T18:09:36.223252Z","updated_at":"2026-11-02T16:58:37.399567Z"}]}}