Vulnerability Report: GO-2025-3911

CVE-2025-8402, GHSA-h469-4fcf-p23h
Affects: github.com/mattermost/mattermost-server, github.com/mattermost/mattermost-server/v5, and 2 more
Published: Aug 29, 2025
Unreviewed

Mattermost has Potential Server Crash due to Unvalidated Import Data in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. (If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.) The additional affected modules and versions are: github.com/mattermost/mattermost/server/v8 before v8.0.0-20250708173752-d6b35c41f0ae5.

For detailed information about this vulnerability, visit https://github.com/advisories/GHSA-h469-4fcf-p23h or https://nvd.nist.gov/vuln/detail/CVE-2025-8402.

Affected Modules

Path

Go Versions

Custom Versions^*
github.com/mattermost/mattermost-server

from v9.11.0+incompatible before v9.11.18+incompatible, from v10.5.0+incompatible before v10.5.9+incompatible, from v10.8.0+incompatible before v10.8.4+incompatible, from v10.9.0+incompatible before v10.9.4+incompatible, from v10.10.0+incompatible before v10.10.1+incompatible

-
github.com/mattermost/mattermost-server/v5

all versions, no known fixed

-
github.com/mattermost/mattermost-server/v6

all versions, no known fixed

-
github.com/mattermost/mattermost/server/v8

all versions, no known fixed

before 8.0.0-20250708173752-d6b35c41f0ae5

^{*Custom versions, which can't be mapped automatically to standard Go module versions, are ignored by govulncheck. (See this note on versions for more details.)}

Aliases

References

Feedback

This report is unreviewed. It was automatically generated from a third-party source and its details have not been verified by the Go team.

See anything missing or incorrect? Suggest an edit to this report.

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