GHSA-847j-gj2f-78j9HighCVSS 7.7
KubeSphere through 4.1.3 contains a server-side request forgery vulnerability in the git...
🔗 CVE IDs covered (1)
📋 Description
KubeSphere through 4.1.3 contains a server-side request forgery vulnerability in the git credential verification endpoint that accepts unvalidated caller-supplied URLs without allowlist restrictions. Authenticated attackers can supply arbitrary URLs to reach internal services and exfiltrate basic-auth credentials from Secrets in any namespace by leveraging the endpoint's error response handling.
🔗 References (8)
- https://nvd.nist.gov/vuln/detail/CVE-2026-91923
- https://github.com/kubesphere/kubesphere/issues/6653
- https://github.com/kubesphere/kubesphere
- https://github.com/kubesphere/kubesphere/blob/3ef3a6bc98b790480577e87fbc75bee5b3438862/config/ks-core/templates/globalroles.yaml
- https://github.com/kubesphere/kubesphere/blob/3ef3a6bc98b790480577e87fbc75bee5b3438862/pkg/kapis/resources/v1alpha2/handler.go
- https://github.com/kubesphere/kubesphere/blob/3ef3a6bc98b790480577e87fbc75bee5b3438862/pkg/models/git/git.go
- https://www.vulncheck.com/advisories/kubesphere-through-4.1.3-ssrf-via-git-credential-verification-endpoint
- https://github.com/advisories/GHSA-847j-gj2f-78j9