Unauthorized Notification Exposure in Mobile App Under Specific Conditions
Published Apr 14, 2025
7.5
HIGHCVSS 3.1
EPSS 0.27%
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
Affected products
-
- Version 0StatusaffectedConstraints<=2.25.0
- Version 2.26.0StatusunaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mattermost | Mattermost | unaffected |
|
- < 2.26.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Update Mattermost Mobile Apps to versions 2.26.0 or higher.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
1 other source (CVE.org) ▾
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Apr 14, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2025–2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.27% (0.00275) | 17.99th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.22% (0.00225) | 12.89th | v5 (v2026.06.15) |
| Apr 14, 2025 | 0.01% (0.00014) | 1.30th | v4 (v2025.03.14) |
References (1)
- https://mattermost.com/security-updates Vendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://mattermost.com/security-updates | Vendor Advisory |
Change history (0)
No recorded changes yet.