Low severity3.3OSV Advisory· Published Dec 17, 2025· Updated Jun 17, 2026
CVE-2025-13321
CVE-2025-13321
Description
Mattermost Desktop App versions <6.0.0 fail to sanitize sensitive information from Mattermost logs and clear data on server deletion which allows an attacker with access to the users system to gain access to potentially sensitive information via reading the application logs.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
mattermost-desktopnpm | <= 3.6.0 | — |
Affected products
3- Range: 4.7.0-beta, beta2, v0.1.0, …
- cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*Range: <6.0.0
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-g6qx-wq5w-wr8vghsaADVISORY
- mattermost.com/security-updatesnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2025-13321ghsaADVISORY
- github.com/mattermost/desktop/commit/722938bb6a97e8b8a5678e6858e44c4d505c08eeghsaWEB
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