CVE-2025-30516: Unauthorized Notification Exposure in Mobile App Under Specific Conditions

2.0 CVSS

Description

Mattermost Mobile Apps versions <=2.25.0  fail to terminate sessions during logout under certain conditions (e.g. poor connectivity), allowing unauthorized users on shared devices to access sensitive notification content via continued mobile notifications

Classification

CVE ID: CVE-2025-30516

CVSS Base Severity: LOW

CVSS Base Score: 2.0

CVSS Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Problem Types

CWE-613: Insufficient Session Expiration

Affected Products

Vendor: Mattermost

Product: Mattermost

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.01% (probability of being exploited)

EPSS Percentile: 1.71% (scored less or equal to compared to others)

EPSS Date: 2025-04-16 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-30516
https://mattermost.com/security-updates

Timeline