Is github.com/mattermost/mattermost-plugin-msteams affected by CVE-2026-2476?

Go github.com/mattermost/mattermost-plugin-msteams is affected in <1.15.1-0.20260102165339-036c761bd3cb.

Is CVE-2026-2476 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

medium

CVE-2026-2476

Q: Is CVE-2026-2476 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

Go · github.com/mattermost/mattermost-plugin-msteams

Summary

Mattermost Microsoft Teams Plugin fails to properly mask sensitive configuration values in github.com/mattermost/mattermost-plugin-msteams

Severity: medium
EPSS: 0.2% (p8)
Also known as: GHSA-4ppj-6chv-5pgc, GO-2026-4784
Published: 2026-03-23

References

https://github.com/advisories/GHSA-4ppj-6chv-5pgc
https://nvd.nist.gov/vuln/detail/CVE-2026-2476
https://github.com/mattermost/mattermost-plugin-msteams/commit/036c761bd3cb9ece92c17f2b151dfa906cebdcf6

Related advisories

CVE-2026-24661 — medium · Go/github.com/mattermost/mattermost-plugin-msteams

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.