Missing Authorization Affecting github.com/mattermost/mattermost-plugin-confluence/server/service package, versions <1.5.0-rc3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTPLUGINCONFLUENCESERVERSERVICE-11787772
- published13 Aug 2025
- disclosed11 Aug 2025
- creditUnknown
Introduced: 11 Aug 2025
CVE-2025-53857 (opens in a new tab)How to fix?
Upgrade github.com/mattermost/mattermost-plugin-confluence/server/service to version 1.5.0-rc3 or higher.
Overview
Affected versions of this package are vulnerable to Missing Authorization via the GET autocomplete/GetChannelSubscriptions endpoint. An attacker can retrieve channel subscription details by making unauthorized API calls.