CVE-2026-40927

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Docmost is open-source collaborative wiki and documentation software.

Vendor / product: Docmost — docmost

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.

CVSS

5.4

5.4 (CVSS v3.1)

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

Severity source: NVD CVSS v3.1 (security-advisories@github.com)

Timeline (UTC)

Published: 2026-04-21 21:16

Modified: 2026-11-11 23:10

NVD status: Analyzed

Last synced 1 day ago

Verified against the source API 2026-11-11 23:12 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

docmost / docmost <0.80.0

Weakness classification (CWE)

CWE-79

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Vendor advisory: https://github.com/docmost/docmost/security/advisories/GHSA-4gv6-jw3v-wc34

References

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

Data sources

NVD CVE API 2.0 — fetched 2026-11-11 23:12 UTC · record ↗

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