Access Control Bypass Affecting github.com/fission/fission/pkg/executor/executortype/newdeploy package, versions <1.24.0
Threat Intelligence
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The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMFISSIONFISSIONPKGEXECUTOREXECUTORTYPENEWDEPLOY-17674765
- published29 Jun 2026
- disclosed10 Jun 2026
- creditUnknown
Introduced: 10 Jun 2026
CVE-2026-49823 (opens in a new tab)How to fix?
Upgrade github.com/fission/fission/pkg/executor/executortype/newdeploy to version 1.24.0 or higher.
Overview
Affected versions of this package are vulnerable to Access Control Bypass in the Function admission webhook due to lack of namespace validation for the PackageRef.Namespace field. An attacker can access package data from other namespaces by submitting a crafted function specification referencing a package in a different namespace.