{"id":"CVE-2020-25489","aliases":["GHSA-vwcg-7xqw-qcxw","PYSEC-2020-93"],"url":"https://o3.security/vulnerability/CVE-2020-25489","summary":"Heap Overflow in PyMiniRacer","details":"A heap overflow in Sqreen PyMiniRacer (aka Python Mini Racer) before 0.3.0 allows remote attackers to potentially exploit heap corruption.\n\nMore details on https://blog.sqreen.com/vulnerability-disclosure-finding-a-vulnerability-in-sqreens-php-agent-and-how-we-fixed-it/.","published":"2020-09-17T18:15:12.443Z","modified":"2026-07-08T17:56:57.668026Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"PyPI","name":"py-mini-racer","fixedVersion":"0.3.0"}],"fix":{"url":"https://github.com/sqreen/PyMiniRacer/commit/627b54768293ec277f1adb997c888ec524f4174d","label":"sqreen/PyMiniRacer@627b547"},"references":[{"type":"FIX","url":"https://github.com/sqreen/PyMiniRacer/compare/v0.2.0...v0.3.0"},{"type":"EVIDENCE","url":"https://blog.sqreen.com/vulnerability-disclosure-finding-a-vulnerability-in-sqreens-php-agent-and-how-we-fixed-it/"},{"type":"WEB","url":"https://github.com/sqreen/PyMiniRacer/security/advisories/GHSA-vwcg-7xqw-qcxw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25489"},{"type":"WEB","url":"https://github.com/sqreen/PyMiniRacer/commit/627b54768293ec277f1adb997c888ec524f4174d"},{"type":"WEB","url":"https://blog.sqreen.com/vulnerability-disclosure-finding-a-vulnerability-in-sqreens-php-agent-and-how-we-fixed-it"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/py-mini-racer/PYSEC-2020-93.yaml"},{"type":"PACKAGE","url":"https://github.com/sqreen/PyMiniRacer"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:56:57.668026Z"}}