CVE-2026-50563: Fission Container Executor Function PodSpec Injection Leading to Node Escape
Fission’s Container Executor path lets a tenant supply Function.spec.podspec directly; the executor merges it into the executor-built podspec and creates a Deployment whose pods run the user’s container image.
References
- github.com/advisories/GHSA-v455-mv2v-5g92
- github.com/fission/fission/commit/e484df8460bb4e8026e24210120602aa7f181f64
- github.com/fission/fission/pull/3391
- github.com/fission/fission/releases/tag/v1.24.0
- github.com/fission/fission/security/advisories/GHSA-v455-mv2v-5g92
- nvd.nist.gov/vuln/detail/CVE-2026-50563
Code Behaviors & Features
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