CVE-2025-6226
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
IDOR in CreatePost API allows for timeboxed message disclosure
Mattermost versions 10.5.x <= 10.5.6, 10.8.x <= 10.8.1, 10.7.x <= 10.7.3, 9.11.x <= 9.11.16 fail to verify authorization when retrieving cached posts by PendingPostID which allows an authenticated user to read posts in private channels they don't have access to via guessing the PendingPostID of recently created posts.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Mattermost
- Vendor
- Mattermost
- Product
- Mattermost
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 10.5.0 | affected | semver | Unavailable | 10.5.6 | None listed |
| 10.8.0 | affected | semver | Unavailable | 10.8.1 | None listed |
| 10.7.0 | affected | semver | Unavailable | 10.7.3 | None listed |
| 9.11.0 | affected | semver | Unavailable | 9.11.16 | None listed |
| 10.9.0 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 10.5.8 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 10.8.2 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 10.7.4 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 9.11.17 | unaffected | Unavailable | Unavailable | Unavailable | None listed |