{"action":"Upgrade transformers to 4.50.0 or later.","affected":[{"fixed":"4.50.0","introduced":"0"}],"component":"transformers","cve_ids":["CVE-2025-2099"],"ecosystem":"PyPI","epss":0.00608,"exploited":false,"fixed_versions":["4.50.0"],"ghsa_id":"GHSA-qq3j-4f4f-9583","id":"tcs_01M5KFWG39MQMN1HY5H08RTHH4","modified_at":"2025-09-25T21:51:20.118086Z","published_at":"2025-05-19T12:30:33Z","references":["https://osv.dev/vulnerability/GHSA-qq3j-4f4f-9583","https://nvd.nist.gov/vuln/detail/CVE-2025-2099","https://github.com/huggingface/transformers/pull/36648","https://github.com/huggingface/transformers/commit/8cb522b4190bd556ce51be04942720650b1a3e57","https://github.com/huggingface/transformers","https://github.com/pypa/advisory-database/tree/main/vulns/transformers/PYSEC-2025-40.yaml","https://huntr.com/bounties/97b780f3-ffca-424f-ad5d-0e1c57a5bde4"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-qq3j-4f4f-9583","url":"https://osv.dev/vulnerability/GHSA-qq3j-4f4f-9583"}],"summary":"Hugging Face Transformers Regular Expression Denial of Service"}