{"id":"CVE-2020-24036","aliases":["EUVD-2020-16772","GHSA-xvr9-jr9p-grf3"],"status":"published","title":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an...","description":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticated remote user to execute malicious code.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0296,"percentile":0.87317,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502","CWE-915"],"published":"2021-03-04T12:28:05Z","modified":"2026-10-24T10:30:59Z","products":[{"vendor":"fork-cms","product":"fork_cms"}],"references":[{"url":"https://www.ait.ac.at/themen/cyber-security/pentesting/security-advisories/ait-sa-20210215-04","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","fix"]},{"url":"https://tech.feedyourhead.at/content/ForkCMS-PHP-Object-Injection-CVE-2020-24036","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","fix"]},{"url":"http://seclists.org/fulldisclosure/2021/Mar/31","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Third Party Advisory","evidence"]},{"url":"http://packetstormsecurity.com/files/161764/ForkCMS-PHP-Object-Injection.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24036"},{"url":"http://forkcms.com"},{"url":"https://github.com/advisories/GHSA-xvr9-jr9p-grf3"}],"sources":{"cve":[{"id":"CVE-2020-24036","description":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticated remote user to execute malicious code.","status":"published","published":"2021-03-04T12:28:05Z","modified":"2026-07-09T00:10:54.664Z","updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-16772","description":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticated remote user to execute malicious code.","status":"published","published":"2021-03-04T12:28:05Z","modified":"2026-07-09T00:10:54Z","updated_at":"2026-11-02T18:20:09.583461Z"}],"ghsa":[{"id":"GHSA-xvr9-jr9p-grf3","title":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an...","description":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticated remote user to execute malicious code.","status":"published","published":"2022-05-24T17:43:36Z","modified":"2026-07-05T00:32:22Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502","CWE-915"],"updated_at":"2026-11-02T15:09:14.897479Z"}],"nvd":[{"id":"CVE-2020-24036","description":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticated remote user to execute malicious code.","status":"published","published":"2021-03-04T13:15:14.907Z","modified":"2026-07-09T00:17:00.19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:37.687844Z"}],"osv":[{"id":"CVE-2020-24036","description":"PHP object injection in the Ajax endpoint of the backend in ForkCMS below version 5.8.3 allows an authenticated remote user to execute malicious code.","status":"published","published":"2021-03-04T13:15:14.907Z","modified":"2026-10-24T10:30:59.551772752Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:15.534837Z"}]}}