CVE-2026-40927
Medium
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.
SeverityMedium
CVSS5.4
Exploit probability—
ProductDocmost
PublishedApr 21, 2026
First seenApr 21, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- docmost docmost0.80.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| docmost docmost | v < 0.80.0 | 0.80.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.