CVE-2026-93850 — Vulnerability intelligence
mattermost — mattermost server
Published:
- CVSS
- 6.5
- CISA KEV
- Not listed; not proof of no exploitation
Original source text (not a translation)
Mattermost versions 11.9.x <= 11.9.1, 11.8.x <= 11.8.5, 11.7.x <= 11.7.10, 11.10.x <= 11.10.1 fail to bind the volume of text extracted from an uploaded PDF which allows an authenticated user to exhaust server memory and cause a denial of service via a crafted PDF whose compressed content stream expands into a very large amount of text.. Mattermost Advisory ID: MMSA-2026-00769