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GO-2026-6155

Capsule: CapsuleConfiguration NodeMetadata regex fields lack webhook validation, allowing MustCompile panic on all Node admission requests in github.com/projectcapsule/capsule

Quick fix

GO-2026-6155 — github.com/projectcapsule/capsule: upgrade to the fixed version with the command below.

go get github.com/projectcapsule/capsule@v0.13.8

Details

Capsule: CapsuleConfiguration NodeMetadata regex fields lack webhook validation, allowing MustCompile panic on all Node admission requests in github.com/projectcapsule/capsule

Are you affected?

Enter the version of the package you're using.

Affected packages

Go/github.com/projectcapsule/capsule

Introduced in: 0Fixed in: 0.13.8

Fixgo get github.com/projectcapsule/capsule@v0.13.8

References

https://github.com/projectcapsule/capsule/security/advisories/GHSA-68cj-mvg9-rgm2[ADVISORY]
https://nvd.nist.gov/vuln/detail/CVE-2026-65834[ADVISORY]
https://github.com/projectcapsule/capsule/releases/tag/v0.13.8[WEB]