CVE-2026-6739
UnscoredAdvisory
Published 25 Aug 2026In the index since 6 Sept 2026
- Severity
- Unscored
- worst across findings
- CVSS
- —
- base score, highest
- EPSS
- 0.003
- 17th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 5
- of 17,781 indexed, latest versions
- Container images
- 5
- deployed by those charts
- Fix available
- None
- affected packages
Mattermost doesn't require system-level permission when patching protected default system roles in github.com/mattermost/mattermost-server
Carried by container images the latest versions of 5 of 17,781 indexed charts deploy, on 5 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| github.com/ | v5.3.2-0.20210503144558-5c16de58a020, v5.3.2-0.20210524045451-a4f7df6f6e3c, v5.32.1, v5.34.2+1 more | no fix listed | 5 |
| github.com/ | v6.7.2 | no fix listed | 1 |
- OSV records
- GO-2026-6285
- Also known as
- GHSA-m2w9-h2mm-79qr
Charts affected
5 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| focalboardgeek-cookbookVerified publisher | 4.4.2 | 1 of 1See more | 3,631 |
| botkubeaveshaVerified publisher | 1.0.0 | 1 of 2See more | 5,074 |
| focalboardmattermostVerified publisher | 0.5.0 | 1 of 1See more | 4,014 |
| mattermost-chaos-enginemattermostVerified publisher | 0.2.0 | 1 of 1See more | 4,067 |
| mindavphntom | 0.1.6 | 1 of 2See more | 4,158 |
Container images carrying it
5 by charts deploying them
A fixed version is listed for 0 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| mattermost/ | 31078df7a3c8 | github.com/ | no fix listed | 1 |
| mattermost/ | f2f987dada52 | github.com/ | no fix listed | 1 |
| mattermost/ | 6268954edd67 | github.com/ | no fix listed | 1 |
| phntom/ | 5695f546abbb | github.com/ | no fix listed | 1 |
| ghcr.io/ | 669e27a5d1af | github.com/ github.com/ | no fix listed no fix listed | 1 |