CVE-2025-8023

unknown

Published 2025-08-21 · Modified 2026-03-03

CVSS v3

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

CVSS v2

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VIR risk

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Description

Mattermost Fails to Sanitize Path Traversal Sequences in github.com/mattermost/mattermost-server

Predictions

Exploit likelihood

30%

Patch ETA

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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	`>=10.9.0,<10.9.3`	`10.9.3`
Go	github.com/mattermost/mattermost/server/v8	`<8.0.0-20250708065844-b38e2eccda18`	`8.0.0-20250708065844-b38e2eccda18`
Go	github.com/mattermost/mattermost-server/v5	`<=5.39.5`
Go	github.com/mattermost/mattermost-server/v6	`<=6.7.2`
Go	github.com/mattermost/mattermost-server	`>=10.9.0+incompatible,<10.9.3+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.