Vulnerability Database

315,050

Total vulnerabilities in the database

CVE-2025-9084

Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs

Published: Sep 15, 2025
Updated: Dec 29, 2025
CVE: CVE-2025-9084
GHSA: GHSA-hm95-jx66-g2gh
Severity: Low
Exploit:

CVSS v3:

Severity: Unknown
Score:
AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

CWEs:

CWE-601

Affected Software
References

Software	From	Fixed in
github.com/mattermost/mattermost/server/v8	-	8.0.0-202508080704-39bd251fe4f600
github.com/mattermost/mattermost-server	10.5.0	10.5.10
mattermost / mattermost_server	10.5.0	10.5.10

https://github.com/mattermost/mattermost/commit/39bd251fe4f66b7e847fc6d653221886347ff160
https://mattermost.com/security-updates

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