CVE-2025-31947 json
Repeated LDAP login failures can lock an LDAP account
published 2025-05-15 17 mo ago modified 2026-06-17 4 mo ago also GHSA-qgwx-rffp-6cx9 , GO-2025-3692 , EUVD-2025-15150
- cvss
- 5.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 28%
- public exploits
- 0
- none known
Summary
Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to lockout LDAP users following repeated login failures, which allows attackers to lock external LDAP accounts through repeated login failures through Mattermost.
Patch / fix
- go github.com/mattermost/mattermost/server/v8 8.0.0-20250415054241-76ab3867b785, 9.11.12, 10.4.5, 10.5.3, 10.6.2
- go github.com/mattermost/mattermost-server 9.11.12+incompatible, 10.4.5+incompatible, 10.5.3+incompatible, 10.6.2+incompatible
- Mattermost Mattermost 9.11.12, 10.4.5, 10.5.3, 10.6.2, 10.7.0
- govulncheck-vulndb openSUSE Tumbleweed 0.0.20250523T151856-1.1
opensuse advisories openSUSE-SU-2025:15159-1
- github.com/mattermost/mattermost#30821 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 17 mo ago
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| GitHub | 3.1 | 5.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost/server/v8 | >=10.6.0, <10.6.2 >=10.5.0, <10.5.3 >=10.4.0, <10.4.5 >=9.11.0, <9.11.12 <8.0.0-20250415054241-76ab3867b785 |
10.6.2 10.5.3 10.4.5 9.11.12 8.0.0-20250415054241-76ab3867b785 |
| go | github.com/mattermost/mattermost-server | >=9.11.0+incompatible, <9.11.12+incompatible >=10.4.0+incompatible, <10.4.5+incompatible >=10.5.0+incompatible, <10.5.3+incompatible >=10.6.0+incompatible, <10.6.2+incompatible |
9.11.12+incompatible 10.4.5+incompatible 10.5.3+incompatible 10.6.2+incompatible |
| go | github.com/mattermost/mattermost-server/v5 | all versions |
no fix listed |
| go | github.com/mattermost/mattermost-server/v6 | all versions |
no fix listed |
Affected products
- Mattermost Mattermost
Classification
- Weakness
-
- CWE-645 Overly Restrictive Account Lockout Mechanism
References
-
github.com
/mattermost/mattermost/pull/30821
web
-
mattermost.com
/security-updates
web, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2025-31947
advisory
-
github.com
/mattermost/mattermost
package
-
github.com
/advisories/GHSA-qgwx-rffp-6cx9
advisory
Sources
- CVE List CVE-2025-31947
- GitHub Advisory GHSA-qgwx-rffp-6cx9
- NVD CVE-2025-31947
- OSV GO-2025-3692
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