{"id":"CVE-2020-24343","aliases":["EUVD-2020-17077","GHSA-j263-6rgm-q926"],"status":"published","title":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in...","description":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00828,"percentile":0.57752,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2020-08-13T18:54:08Z","modified":"2026-10-20T10:52:50Z","products":[{"vendor":"artifex","product":"mujs"}],"references":[{"url":"https://github.com/ccxvii/mujs/issues/136","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24343"},{"url":"https://github.com/advisories/GHSA-j263-6rgm-q926"}],"sources":{"cve":[{"id":"CVE-2020-24343","description":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.","status":"published","published":"2020-08-13T18:54:08Z","modified":"2024-08-04T15:12:08.778Z","updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-17077","description":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.","status":"published","published":"2020-08-13T18:54:08Z","modified":"2024-08-04T15:12:08Z","updated_at":"2026-11-03T03:07:20.249898Z"}],"ghsa":[{"id":"GHSA-j263-6rgm-q926","title":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in...","description":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.","status":"published","published":"2022-05-24T17:25:35Z","modified":"2023-01-29T05:03:32Z","updated_at":"2026-11-02T14:45:20.476531Z"}],"nvd":[{"id":"CVE-2020-24343","description":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.","status":"published","published":"2020-08-13T19:15:13.677Z","modified":"2026-06-17T03:05:24.3Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:06:13.05572Z"}],"osv":[{"id":"CVE-2020-24343","description":"Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.","status":"published","published":"2020-08-13T19:15:13.677Z","modified":"2026-10-20T10:52:50.615006166Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:15.879068Z"}]}}