CVE-2020-10676 json
Rancher users retain access after moving namespaces into projects they don't have access to
published 2023-06-06 3 y ago modified 2026-07-08 4 mo ago also GHSA-8vhc-hwhc-cpj4 , EUVD-2023-1754
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
In Rancher 2.x before 2.6.13 and 2.7.x before 2.7.4, an incorrectly applied authorization check allows users who have certain access to a namespace to move that namespace to a different project.
Patch / fix
- go github.com/rancher/rancher 2.6.13, 2.7.4
- suse rancher 2.6.13, 2.7.4
Exploit prediction
1.03% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/rancher/rancher | >=2.6.0, <2.6.13 >=2.7.0, <2.7.4 |
2.6.13 2.7.4 |
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
References
-
forums.rancher.com
/c/announcements
web, release-notes
-
github.com
/advisories/GHSA-8vhc-hwhc-cpj4
advisory, third-party-advisory
-
github.com
/rancher/rancher/releases/tag/v2.6.13
web, release-notes
-
github.com
/rancher/rancher/releases/tag/v2.7.4
web, release-notes
-
github.com
/rancher/rancher/security/advisories/GHSA-8vhc-hwhc-cpj4
web
-
nvd.nist.gov
/vuln/detail/CVE-2020-10676
advisory
-
github.com
/rancher/rancher
package
Sources
- CVE List CVE-2020-10676
- GitHub Advisory GHSA-8vhc-hwhc-cpj4
- NVD CVE-2020-10676
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.