{"cve":"CVE-2024-47003","nvd":{"published":"2024-09-26T08:15:06.227","modified":"2026-06-17T07:56:20.990","status":"Analyzed","description":"Mattermost versions 9.11.x <= 9.11.0 and 9.5.x <= 9.5.8 fail to validate that the message of the permalink post is a string, which allows an attacker to send a non-string value as the message of a permalink post and crash the frontend.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-400"],"references":["https://mattermost.com/security-updates"],"products":["mattermost:mattermost_server"],"source":"nvd","synced_at":"2026-10-19T21:54:38.012257375+00:00"},"epss":{"cve":"CVE-2024-47003","score":0.00577,"percentile":0.47563,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-59hf-mpf8-pqjh","url":"https://osv.dev/vulnerability/GHSA-59hf-mpf8-pqjh","summary":"Mattermost fails to strip `embeds` from `metadata` when broadcasting `posted` events","modified":"2026-09-10T03:50:55.966114175Z","packages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":["<8.0.0-20240806094731-69a8b3df0f9f"],"fixed":["8.0.0-20240806094731-69a8b3df0f9f"]}]},{"id":"GO-2024-3164","url":"https://osv.dev/vulnerability/GO-2024-3164","summary":"Mattermost fails to strip `embeds` from `metadata` when broadcasting `posted` events in github.com/mattermost/mattermost-server","modified":"2026-02-04T04:06:19.435413Z","packages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server","purl":"pkg:golang/github.com/mattermost/mattermost-server","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v5","purl":"pkg:golang/github.com/mattermost/mattermost-server/v5","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v6","purl":"pkg:golang/github.com/mattermost/mattermost-server/v6","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":["<8.0.0-20240806094731-69a8b3df0f9f"],"fixed":["8.0.0-20240806094731-69a8b3df0f9f"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}