{"action":"Upgrade flask-restx to 0.5.1 or later.","affected":[{"fixed":"0.5.1","introduced":"0"}],"component":"flask-restx","cve_ids":["CVE-2021-32838"],"ecosystem":"PyPI","epss":0.01864,"exploited":false,"fixed_versions":["0.5.1"],"ghsa_id":"GHSA-3q6g-vf58-7m4g","id":"tcs_01M5KEW8DGQDPNRG0D8BX34QVE","modified_at":"2026-07-08T06:28:20.629860342Z","published_at":"2021-09-08T15:41:15Z","references":["https://osv.dev/vulnerability/GHSA-3q6g-vf58-7m4g","https://github.com/python-restx/flask-restx/security/advisories/GHSA-3q6g-vf58-7m4g","https://nvd.nist.gov/vuln/detail/CVE-2021-32838","https://github.com/python-restx/flask-restx/issues/372","https://github.com/python-restx/flask-restx/commit/bab31e085f355dd73858fd3715f7ed71849656da","https://github.com/advisories/GHSA-3q6g-vf58-7m4g","https://github.com/pypa/advisory-database/tree/main/vulns/flask-restx/PYSEC-2021-325.yaml","https://github.com/python-restx/flask-restx","https://github.com/python-restx/flask-restx/blob/fd99fe11a88531f5f3441a278f7020589f9d2cc0/flask_restx/inputs.py#L51","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5UCTFVDU3677B5OBGK4EF5NMUPJLL6SQ","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QUD6SWZLX52AAZUHDETJ2CDMQGEPGFL3","https://pypi.org/project/flask-restx"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-3q6g-vf58-7m4g","url":"https://osv.dev/vulnerability/GHSA-3q6g-vf58-7m4g"}],"summary":"Regular Expression Denial of Service in flask-restx"}