# sigstore (npm) vulnerabilities

1 known vulnerability (1 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 5.0.1 (Nov 5, 2026): no advisory affects it
- Newest unaffected release: 5.0.1 (Nov 5, 2026), the latest release
- Weekly downloads: 14.2M
- Dependents: 398
- Releases: 41 since 0.0.0 (Aug 8, 2022)
- Registry: https://www.npmjs.com/package/sigstore
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-48815: 0.0.0 to 4.1.0 (4.1.1 is outside it)

## Advisories (1)

### [CVE-2026-48815](https://cve.now/CVE-2026-48815): sigstore-js: \`certificateOIDs\` verification constraints are silently dropped and never enforced

- Severity: High 7.5
- Published: Jul 14, 2026
- Affected: fixed in 4.1.1.
- Fixed in 4.1.1 (released May 22, 2026, 53 days before disclosure).
- The latest release, 5.0.1, is not affected.
- 49% of sigstore downloads last week were affected versions (8M).

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