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CVE-2026-25780
4.3 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): Low (L)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): None (N)
- Integrity (I): None (N)
- Availability (A): Low (L)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): Low (L)
- Modified Privileges Required (MPR): Low (L)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): None (N)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): None (N)
- Modified Availability (MA): Low (L)
Activity log
- Created suggestion
Memory Exhaustion via Malformed DOC File Upload
Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to bound memory allocation when processing DOC files which allows an authenticated attacker to cause server memory exhaustion and denial of service via uploading a specially crafted DOC file.. Mattermost Advisory ID: MMSA-2026-00581
References
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MMSA-2026-00581 vendor-advisory
Affected products
Mattermost
- =<10.11.10
- =<11.3.0
- =<11.2.2
- ==11.4.0
- ==11.3.1
- ==11.2.3
- ==10.11.11
Matching in nixpkgs
pkgs.mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle
pkgs.mattermostLatest
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle
pkgs.mattermost-desktop
Mattermost Desktop client
pkgs.python312Packages.mattermostdriver
Python Mattermost Driver
pkgs.python313Packages.mattermostdriver
Python Mattermost Driver
pkgs.python314Packages.mattermostdriver
Python Mattermost Driver
Package maintainers
-
@numinit Morgan Jones <me+nixpkgs@numin.it>
-
@mgdelacroix Miguel de la Cruz <mgdelacroix@gmail.com>
-
@fsagbuya Florian Agbuya <fa@m-labs.ph>
-
@Kranzes Ilan Joselevich <personal@ilanjoselevich.com>
-
@ryantm Ryan Mulligan <ryan@ryantm.com>
-
@liff Olli Helenius <liff@iki.fi>
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@jokogr Ioannis Koutras <ioannis.koutras@gmail.com>
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@globin Robin Gloster <mail@glob.in>