{"id":"CVE-2021-42664","aliases":["EUVD-2021-29625","GHSA-fmwm-fpxf-fvm8"],"status":"published","title":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online...","description":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online Portal in PHP via the (1) Quiz title and (2) quiz description parameters to add_quiz.php. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.","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":0.01674,"percentile":0.77148,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2021-11-05T12:19:00Z","modified":"2026-06-17T04:09:55Z","exploits":[{"source":"pocgithub","id":"0xDeku/CVE-2021-42664","title":"0xDeku/CVE-2021-42664","date":"2021-11-03","url":"https://github.com/0xDeku/CVE-2021-42664"}],"products":[{"vendor":"engineers_online_portal_project","product":"engineers_online_portal"}],"references":[{"url":"https://www.sourcecodester.com/php/13115/engineers-online-portal-php.html","tags":["x_refsource_MISC","x_transferred","Product","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/164618/Engineers-Online-Portal-1.0-SQL-Injection.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/TheHackingRabbi/CVE-2021-42664","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/50451","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42664"},{"url":"https://github.com/advisories/GHSA-fmwm-fpxf-fvm8"}],"sources":{"cve":[{"id":"CVE-2021-42664","description":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online Portal in PHP via the (1) Quiz title and (2) quiz description parameters to add_quiz.php. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.","status":"published","published":"2021-11-05T12:19:00Z","modified":"2024-08-04T03:38:50.089Z","updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29625","description":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online Portal in PHP via the (1) Quiz title and (2) quiz description parameters to add_quiz.php. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.","status":"published","published":"2021-11-05T12:19:00Z","modified":"2024-08-04T03:38:50Z","updated_at":"2026-11-03T03:24:15.755984Z"}],"ghsa":[{"id":"GHSA-fmwm-fpxf-fvm8","title":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online...","description":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online Portal in PHP via the (1) Quiz title and (2) quiz description parameters to add_quiz.php. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.","status":"published","published":"2022-05-24T19:19:51Z","modified":"2023-01-30T05:03:48Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:54.738868Z"}],"nvd":[{"id":"CVE-2021-42664","description":"A Stored Cross Site Scripting (XSS) Vulneraibiilty exists in Sourcecodester Engineers Online Portal in PHP via the (1) Quiz title and (2) quiz description parameters to add_quiz.php. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.","status":"published","published":"2021-11-05T13:15:08.67Z","modified":"2026-06-17T04:09:55.967Z","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":"2026-11-02T14:07:00.549994Z"}]}}