Project Subscriptions
No data.
No advisories yet.
Solution
Update Mattermost to versions 11.4.0, 11.3.1 or higher.
Workaround
No workaround given by the vendor.
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
|
Mon, 16 Mar 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Mon, 16 Mar 2026 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost versions 11.3.x <= 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579 | |
| Title | Information Disclosure via WebSocket Event When Deleting Unrevealed Burn on Read Posts | |
| Weaknesses | CWE-201 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2026-03-16T13:49:55.812Z
Reserved: 2026-02-16T10:09:16.281Z
Link: CVE-2026-2578
Updated: 2026-03-16T13:43:46.276Z
Status : Awaiting Analysis
Published: 2026-03-16T14:19:30.840
Modified: 2026-03-16T14:53:07.390
Link: CVE-2026-2578
No data.
OpenCVE Enrichment
No data.