CVE-2025-9079

unknown

Published 2025-09-19 · Modified 2026-03-03

CVSS v3

—

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v2

—

VIR risk

—

Description

Mattermost Path Traversal vulnerability in github.com/mattermost/mattermost-server

Predictions

Exploit likelihood

30%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/mattermost/mattermost-server	`>=10.8.0,<10.8.4`	`10.8.4`
Go	github.com/mattermost/mattermost-server	`>=10.5.0,<10.5.9`	`10.5.9`
Go	github.com/mattermost/mattermost-server	`>=9.11.0,<9.11.18`	`9.11.18`
Go	github.com/mattermost/mattermost-server	`>=10.10.0,<10.10.2`	`10.10.2`
Go	github.com/mattermost/mattermost-server	`>=10.9.0,<10.9.4`	`10.9.4`
Go	github.com/mattermost/mattermost/server/v8	`<8.0.0-20250707221302-a8fa77f107ef`	`8.0.0-20250707221302-a8fa77f107ef`
Go	github.com/mattermost/mattermost-server	`>=10.10.0+incompatible,<10.10.2+incompatible`	`9.11.18+incompatible`
Go	github.com/mattermost/mattermost-server/v5
Go	github.com/mattermost/mattermost-server/v6

References

Verify integrity in audit chain (admin only). AS-IS.