CVE-2026-40927

MEDIUM

Docmost: XSS in Comments with JavaScript URI

Title source: cna
STIX 2.1

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.

Scores

CVSS v3 5.4
EPSS 0.0003
EPSS Percentile 8.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
docmost/docmost < 0.80.0 (2 CPE variants)
Published Apr 21, 2026
Tracked Since Apr 22, 2026