PT-2025-12657 · Mattermost · Mattermost Mobile Apps

Defalt47 · Published 2025-03-17 · Updated 2025-03-24 · CVE-2025-1558

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Mattermost Mobile Apps versions <=2.25.0

Description The issue is related to the improper validation of GIF images prior to rendering, which allows a malicious user to cause the Android application to crash via a message containing a maliciously crafted GIF.

Recommendations For Mattermost Mobile Apps versions <=2.25.0, update to a version greater than 2.25.0 to resolve the issue. As a temporary workaround, consider avoiding the use of GIF images in messages until a patch is available. Restrict access to untrusted messages to minimize the risk of exploitation.

Fix

Weakness Enumeration

CWE-1287

Related Identifiers

BDU:2025-16008

CVE-2025-1558

Affected Products

Mattermost Mobile Apps

References · 7

• https://osv.dev/vulnerability/CVE-2025-1558 · Vendor Advisory
• https://mattermost.com/security-updates · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-16008 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-1558 · Security Note
• https://t.me/cvetracker/19767 · Telegram Post
• https://t.me/cvedetector/20981 · Telegram Post
• https://twitter.com/CVEnew/status/1904195346819166235 · Twitter Post