Metrics
Affected Vendors & Products
| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-xr3w-rmvj-f6m7 | Mattermost has an Observable Timing Discrepancy vulnerability |
Solution
Update Mattermost to versions 10.12.0, 10.5.11, 10.11.3 or higher.
Workaround
No workaround given by the vendor.
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
|
Tue, 21 Oct 2025 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost mattermost Server
|
|
| CPEs | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Mattermost mattermost Server
|
Mon, 20 Oct 2025 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost
Mattermost mattermost |
|
| Vendors & Products |
Mattermost
Mattermost mattermost |
Thu, 16 Oct 2025 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 16 Oct 2025 08:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost versions 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to use constant-time comparison for sensitive string comparisons which allows attackers to exploit timing oracles to perform byte-by-byte brute force attacks via response time analysis on Cloud API keys and OAuth client secrets | |
| Title | Insecure string comparison enables timing attacks | |
| Weaknesses | CWE-208 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2025-10-16T13:51:10.320Z
Reserved: 2025-09-16T08:32:57.368Z
Link: CVE-2025-54499
Updated: 2025-10-16T13:50:02.665Z
Status : Analyzed
Published: 2025-10-16T09:15:34.507
Modified: 2025-10-21T17:58:02.190
Link: CVE-2025-54499
No data.
OpenCVE Enrichment
Updated: 2025-10-20T13:25:18Z
Github GHSA