CVE-2026-93850 | BDVDB-2026-395545 Detail
MattermostMattermost
Description#
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
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
- CWE-409 Improper Handling of Highly Compressed Data (Data Amplification)
References#
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.