Docmost: XSS in Comments with JavaScript URI_CVE-2026-40927

5.4 / 10

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

Docmost is open-source collaborative wiki and documentation software. Prior to 0.80.0, when leaving a comment on a page, it is possible to include a JavaScript URI as the link. When a user clicks on the link the JavaScript executes. This vulnerability is fixed in 0.80.0.

Basic Information

ID CVE-2026-40927

Source GitHub_M

Published Apr 21, 2026 at 20:52

Affected Product

Vendor docmost

Product docmost

Version < 0.80.0

Affected Versions docmost docmost < 0.80.0

CWE Classification

CWE-79

References

github.com /docmost/docmost/security/advisories/GHSA-4gv6-jw3v-wc34

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    "published": "2026-04-21T20:52:29.313Z",
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