CVE-2025-27933 (GCVE-0-2025-27933)
Vulnerability from cvelistv5 – Published: 2025-03-21 08:23 – Updated: 2025-03-21 13:32
VLAI
EPSS
VEX
Title
Unauthorized Private-to-Public Channel Conversion
Summary
Mattermost versions 10.4.x <= 10.4.2, 10.3.x <= 10.3.3, 9.11.x <= 9.11.8 fail to fail to enforce channel conversion restrictions, which allows members with permission to convert public channels to private ones to also convert private ones to public
Severity
5.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-03-21 13:32 UTC
CWE
- CWE-863 - Incorrect Authorization
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mattermost | Mattermost |
Affected:
10.4.0 , ≤ 10.4.2
(semver)
Affected: 10.3.0 , ≤ 10.3.3 (semver) Affected: 9.11.0 , ≤ 9.11.8 (semver) Unaffected: 10.5.0 Unaffected: 10.4.3 Unaffected: 10.3.4 Unaffected: 9.11.9 |
guessed |
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
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