VDB
GO-2026-4311
GO-2026-4311
PUBLISHED
CVSS 8.699999809265137 HIGH
Fulcio is vulnerable to Server-Side Request Forgery (SSRF) via MetaIssuer Regex Bypass in github.com/sigstore/fulcio
Risk Scores
CVSS 4.0
8.699999809265137
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:L/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| chainguard | gitsign | 0, 0, 0 |
| chainguard | aactl | 0, 0, 0 |
| chainguard | slsa-verifier | 0, 0, 0 |
| wolfi | cosign | 0, 0, 0 |
| chainguard | falcoctl-fips | 0, 0, 0 |
| chainguard | kots | 0, 0, 0 |
| wolfi | vexctl | 0, 0, 0 |
| wolfi | zarf | 0, 0, 0 |
| wolfi | skopeo | 0, 0, 0 |
| chainguard | kubescape | 0, 0, 0 |
| chainguard | flux-source-controller-fips | 0, 0, 0 |
| chainguard | zarf | 0, 0, 0 |
| wolfi | kubescape | 0, 0, 0 |
| wolfi | slsa-verifier | 0, 0, 0 |
| chainguard | kyverno-policy-reporter-plugins-kyverno-fips | 0, 0, 0 |
| chainguard | chainctl | 0, 0, 0 |
| wolfi | falco-no-driver | 0, 0, 0 |
| chainguard | image-factory | 0, 0, 0 |
| chainguard | vexctl | 0, 0, 0 |
| chainguard | sigstore-scaffolding | 0, 0, 0 |
…and 18 more
Timeline
- Jan 23, 2026 CVE Published
- Feb 4, 2026 CVE Updated
- May 18, 2026 Security Advisory