Timing Attack Affecting github.com/mattermost/mattermost-plugin-msteams/server package, versions <2.1.1
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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- published16 May 2025
- disclosed16 Apr 2025
- creditJuho Forsén
Introduced: 16 Apr 2025
CVE-2025-27936 (opens in a new tab)How to fix?
Upgrade github.com/mattermost/mattermost-plugin-msteams/server to version 2.1.1 or higher.
Overview
Affected versions of this package are vulnerable to Timing Attack due to the improper handling of webhook secret comparisons. An attacker can retrieve the webhook secret by exploiting the timing discrepancy during the comparison process.