oasdiff vulnerabilities

Products

• github.com/oasdiff/oasdiff 1
• oasdiff-action 1

Latest oasdiff CVEs

Newest publication first

1. CVE-2026-53507 oasdiff actions resolve external $refs by default, enabling SSRF and disclosure of structured files on pull-request runs

   Published 2026-08-31

   High·CVSS 8.3

   oasdiff-action is a GitHub Action that detects breaking changes in OpenAPI specs and post a review on every pull request. Before version 0.0.51, the oasdiff actions resolved external $refs in the OpenAPI spec by default (allow-external-refs: true). When an action runs on a pull r...

2. CVE-2026-53508 oasdiff does not enforce --allow-external-refs=false on the git-revision load path (SSRF / local file read)

   Published 2026-08-31

   Medium·CVSS 6.0

   oasdiff is a command-line and Go package that compares and detects breaking changes in OpenAPI specs. From version 1.13.2 through version 1.18.0, oasdiff did not enforce --allow-external-refs=false (library: openapi3.Loader.IsExternalRefsAllowed = false) when loading a spec from...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.