Moderate severityNVD Advisory· Published Aug 11, 2025· Updated Aug 11, 2025
Unauthorized Channel Subscription Creation in Mattermost Confluence Plugin
CVE-2025-8285
Description
Mattermost Confluence Plugin version <1.5.0 fails to check the access of the user to the channel which allows attackers to create channel subscription without proper access to the channel via API call to the create channel subscription endpoint.
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 |
|---|---|---|
github.com/mattermost/mattermost-plugin-confluenceGo | < 1.5.0 | 1.5.0 |
Affected products
3- ghsa-coords2 versionspkg:golang/github.com/mattermost/mattermost-plugin-confluencepkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Tumbleweed
< 1.5.0+ 1 more
- (no CPE)range: < 1.5.0
- (no CPE)range: < 0.0.20250818T190335-1.1
- Range: 0
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-qjrx-j8wm-xf83ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-8285ghsaADVISORY
- mattermost.com/security-updatesghsaWEB
- pkg.go.dev/vuln/GO-2025-3868ghsaWEB
News mentions
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