CVE-2023-1775
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Unsanitized events sent over Websocket to regular users in a High Availability environment
When running in a High Availability configuration, Mattermost fails to sanitize some of the user_updated and post_deleted events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients.
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) |
|---|---|---|---|---|---|
| 3.3.0 | affected | semver | Unavailable | 7.7.1 | None listed |
| 3.3.0 | affected | semver | Unavailable | 7.1.5 | None listed |
| 3.3.0 | affected | semver | 7.8.0 | Unavailable | None listed |
| 7.8.0 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.2 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 7.1.6 | unaffected | Unavailable | Unavailable | Unavailable | None listed |