GHSA-2JCC-MXV7-P3F9 oasdiff does not enforce --allow-external-refs=false on the git-revision load path (SSRF / local file read)

Summary From v1.13.2 through v1.18.0, oasdiff did not enforce --allow-external-refs=false library: openapi3.Loader.IsExternalRefsAllowed = false when loading a spec from a git revision the rev:path form, e.g. main:openapi.yaml. External $refs were resolved on that load path even when external ref...

PT-2026-56295

Name of the Vulnerable Software and Affected Versions oasdiff versions 1.13.2 through 1.18.0 Description When loading a specification from a git revision using the rev:path format, the software fails to enforce the --allow-external-refs=false setting specifically the...