{"id":"CVE-2026-74759","published":"2026-11-01T17:16:34.280","lastModified":"2026-11-01T17:16:34.280","description":"Google::Auth versions 0.12 for Perl allow server side request forgery via unvalidated credential_source URLs in AWS external account credentials.\n\nAn external_account configuration with the AWS subject token type selects Google::Auth::ExternalAccountCredentials::Aws. Its retrieve_subject_token sends requests to the imdsv2_session_token_url, url and region_url fields of credential_source without the host check that the other credential classes apply.\n\nAny caller that builds credentials from a configuration it does not fully control issues GET and PUT requests to hosts the configuration names, including internal services and link-local metadata endpoints.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-918"],"vendors":[],"products":[],"references":[{"url":"https://metacpan.org/release/CJCOLLIER/Google-Auth-0.12/source/lib/Google/Auth/ExternalAccountCredentials/Aws.pm","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}