GO-2026-5311

vendorUSosv

Mattermost has a Path Traversal issue in github.com/mattermost/mattermost-server

view advisory published 2026-06-25Licence: per source

Mattermost has a Path Traversal issue in github.com/mattermost/mattermost-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-4858UScritical9.9—
Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to check integration URL for path traversal which allows an malicious authenticat…
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references

External citations — patches, advisories, analysis.

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