CVE-2026-93847
Low · 3.5CVSS
3.5
EPSS
0.2%
Published
Oct 26, 2026
CISA due date
—
The record
Mattermost versions 11.7.x <= 11.7.10 fail to validate reserved system post types on the scheduled post creation and publication paths which allows an authenticated channel member to publish messages rendering as trusted system events via the scheduled post endpoint.. Mattermost Advisory ID: MMSA-2026-00732
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
Related vulnerabilities
- CVE-2026-116667 Tanium addressed an improper access controls vulnerability in Discover. CWE-863
- CVE-2026-116661 Tanium addressed an improper access controls vulnerability in Enforce. CWE-863
- CVE-2026-116664 Tanium addressed an improper access controls vulnerability in Discover. CWE-863
- CVE-2026-121541 In Docker Buildx versions v0.19.0 through v0.38.0, an untrusted Bake definition that… CWE-863
- CVE-2026-120930 Incorrect authorization in Blink in Google Chrome prior to 156.0.8078.47 allowed a remote… CWE-863
- CVE-2026-95860 node-opcua is an OPC UA implementation for TypeScript and Node.js. CWE-863
- CVE-2026-121255 Incorrect authorization in Autofill AI in Google Chrome prior to 157.0.8103.38 allowed a… CWE-863
- CVE-2026-121248 Incorrect authorization in API in Google Chrome prior to 157.0.8103.38 allowed a remote… CWE-863