CVE-2026-10085
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Ordinary group/direct message member can enable group_constrained and remove all channel participants
Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to restrict the group_constrained channel flag to public and private channels that support group synchronization, which allows an ordinary group or direct message member to remove all participants from the conversation via the channel patch API.. Mattermost Advisory ID: MMSA-2026-00688
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) |
|---|---|---|---|---|---|
| 11.7.0 | affected | semver | Unavailable | 11.7.2 | None listed |
| 11.6.0 | affected | semver | Unavailable | 11.6.4 | None listed |
| 10.11.0 | affected | semver | Unavailable | 10.11.19 | None listed |
| 11.8.0 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 11.7.3 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 11.6.5 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 10.11.20 | unaffected | Unavailable | Unavailable | Unavailable | None listed |