{"id":"CVE-2026-33193","summary":"Docmost vulnerable to stored XSS via MIME type spoofing","details":"Docmost is open-source collaborative wiki and documentation software. Versions prior to 0.70.0 are vulnerable to a stored cross-site scripting (XSS) attack due to improper handling of MIME type spoofing (GHSL-2026-052). An attacker could exploit this flaw to inject malicious scripts, potentially compromising the security of users and data. Version 0.70.0 contains a patch.","aliases":["GHSA-7cq4-577p-wp6p"],"modified":"2026-08-12T03:51:35.521414043Z","published":"2026-04-14T21:39:45.500Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-79"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33193.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33193.json"},{"type":"ADVISORY","url":"https://github.com/docmost/docmost/security/advisories/GHSA-7cq4-577p-wp6p"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33193"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/docmost/docmost","events":[{"introduced":"0"},{"fixed":"37355452e11958bcd98c1588fe3ece227e983e46"}],"database_specific":{"source":["AFFECTED_FIELD","CPE_RANGE"],"cpe":"cpe:2.3:a:docmost:docmost:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"0.70.0"}]}}],"versions":["v0.25.3","v0.25.2","v0.25.1","v0.25.0","v0.25.0-beta.1","v0.24.1","v0.24.0","v0.23.2","v0.23.1","v0.23.0","v0.22.2","v0.22.1","v0.22.0","v0.21.0","v0.20.4","v0.20.3","v0.20.2","v0.20.1","v0.20.0","v0.10.2","v0.10.1","v0.10.0","v0.9.0","v0.8.4","v0.8.3","v0.8.2","v0.8.1","v0.8.0","v0.7.0","v0.6.2","v0.6.1","v0.6.0","v0.5.0","v0.4.1","v0.4.0","v0.3.1","v0.3.0","v0.2.10","v0.2.9","v0.2.8","v0.2.7","v0.2.5","v0.2.4","0.2.3","v0.2.2","v0.2.1","v0.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-33193.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N"}]}