{"id":"CVE-2025-40930","aliases":["EUVD-2025-27139","GHSA-9pm2-v7x2-9mw5"],"status":"published","title":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact","description":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00737,"percentile":0.55,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2025-09-08T15:09:01Z","modified":"2026-10-28T02:30:31Z","products":[{"vendor":"pjuhasz","product":"json::simd"}],"references":[{"url":"https://metacpan.org/release/PJUHASZ/JSON-SIMD-1.06/source/SIMD.xs#L248","tags":["related","web"]},{"url":"https://metacpan.org/release/PJUHASZ/JSON-SIMD-1.07/changes","tags":["release-notes","advisory"]},{"url":"https://github.com/pjuhasz/JSON-SIMD/commit/9a87de7331c9fa5198cae404a83b17649cf7b918.patch","tags":["patch","fix"]},{"url":"http://www.openwall.com/lists/oss-security/2025/09/08/3","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40930","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9pm2-v7x2-9mw5"},{"url":"https://cpan.org/modules","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40930.json","tags":["advisory"]},{"url":"https://github.com/pjuhasz/JSON-SIMD","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-40930","title":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact","description":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.","status":"published","published":"2025-09-08T15:09:01.179Z","modified":"2025-11-04T21:10:24.632Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:32:34.773122Z"}],"euvd":[{"id":"EUVD-2025-27139","description":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.","status":"published","published":"2025-09-08T15:09:01Z","modified":"2025-11-04T21:10:24Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:49:21.143143Z"}],"ghsa":[{"id":"GHSA-9pm2-v7x2-9mw5","title":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a...","description":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.","status":"published","published":"2025-09-08T15:37:45Z","modified":"2025-11-05T00:31:26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:04:39.50413Z"}],"nvd":[{"id":"CVE-2025-40930","description":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.","status":"published","published":"2025-09-08T15:15:36.093Z","modified":"2026-06-17T09:22:18.94Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:11:27.73916Z"}],"osv":[{"id":"CVE-2025-40930","title":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact","description":"JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.","status":"published","published":"2025-09-08T15:09:01.179Z","modified":"2026-10-28T02:30:31.30115205Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:44:49.394967Z"}]}}