{"id":"CVE-2020-12718","aliases":["EUVD-2020-5006","GHSA-r9gg-v7f9-vwcg"],"status":"published","title":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take...","description":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take advantage of a stored XSS vulnerability in the Preview Comment feature. The protection mechanism can be bypassed by using HTML event handlers such as ontoggle.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00659,"percentile":0.51993,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2020-05-07T23:29:26Z","modified":"2026-06-17T02:52:11Z","products":[{"vendor":"php-fusion","product":"php-fusion"}],"references":[{"url":"https://github.com/php-fusion/PHP-Fusion/issues/2309","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12718"},{"url":"https://github.com/advisories/GHSA-r9gg-v7f9-vwcg"}],"sources":{"cve":[{"id":"CVE-2020-12718","description":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take advantage of a stored XSS vulnerability in the Preview Comment feature. The protection mechanism can be bypassed by using HTML event handlers such as ontoggle.","status":"published","published":"2020-05-07T23:29:26Z","modified":"2024-08-04T12:04:22.777Z","updated_at":"2026-11-02T14:35:53.236501Z"}],"euvd":[{"id":"EUVD-2020-5006","description":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take advantage of a stored XSS vulnerability in the Preview Comment feature. The protection mechanism can be bypassed by using HTML event handlers such as ontoggle.","status":"published","published":"2020-05-07T23:29:26Z","modified":"2024-08-04T12:04:22Z","updated_at":"2026-11-03T03:07:39.298733Z"}],"ghsa":[{"id":"GHSA-r9gg-v7f9-vwcg","title":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take...","description":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take advantage of a stored XSS vulnerability in the Preview Comment feature. The protection mechanism can be bypassed by using HTML event handlers such as ontoggle.","status":"published","published":"2022-05-24T17:17:30Z","modified":"2023-01-29T05:02:27Z","updated_at":"2026-11-02T14:45:05.725997Z"}],"nvd":[{"id":"CVE-2020-12718","description":"In administration/comments.php in PHP-Fusion 9.03.50, an authenticated attacker can take advantage of a stored XSS vulnerability in the Preview Comment feature. The protection mechanism can be bypassed by using HTML event handlers such as ontoggle.","status":"published","published":"2020-05-08T00:15:11.987Z","modified":"2026-06-17T02:52:11.15Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:00.784809Z"}]}}