GO-2025-4193

vendorUSosv

Fulcio allocates excessive memory during token parsing in github.com/sigstore/fulcio

view advisory published 2025-12-08Licence: per source

Fulcio allocates excessive memory during token parsing in github.com/sigstore/fulcio

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2025-66506US——
Fulcio is a free-to-use certificate authority for issuing code signing certificates for an OpenID Connect (OIDC) identity. Prior to 1.8.3, function identity.extractIssuerURL splits…
02

references

External citations — patches, advisories, analysis.

scry

Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.

Free scan