{"id":"CVE-2026-16155","aliases":["EUVD-2026-45402","GHSA-wm4g-5mm6-6jv4"],"status":"published","title":"SourceCodester Class and Exam Timetabling System schoolyr.php cross site scripting","description":"A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /schoolyr.php. The manipulation of the argument sy leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00348,"percentile":0.28693,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79","CWE-94"],"published":"2026-07-18T20:45:09Z","modified":"2026-10-24T20:10:00Z","products":[{"vendor":"sourcecodester","product":"class and exam timetabling system"}],"references":[{"url":"https://vuldb.com/vuln/379920","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/379920/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-16155","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/857080","tags":["third-party-advisory"]},{"url":"https://github.com/justconter/cve/issues/4","tags":["exploit","issue-tracking"]},{"url":"https://www.sourcecodester.com/","tags":["product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16155"},{"url":"https://www.sourcecodester.com"},{"url":"https://github.com/advisories/GHSA-wm4g-5mm6-6jv4"}],"sources":{"cve":[{"id":"CVE-2026-16155","title":"SourceCodester Class and Exam Timetabling System schoolyr.php cross site scripting","description":"A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /schoolyr.php. The manipulation of the argument sy leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.","status":"published","published":"2026-07-18T20:45:09.905Z","modified":"2026-07-21T13:58:10.431Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna"},{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","level":"low","assessor":"cna"},{"version":"3.0","score":3.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","level":"low","assessor":"cna"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-79","CWE-94"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-45402","description":"A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /schoolyr.php. The manipulation of the argument sy leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.","status":"published","published":"2026-07-18T20:45:09Z","modified":"2026-07-21T13:58:10Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P","level":"medium"}],"updated_at":"2026-11-02T18:19:47.436242Z"}],"ghsa":[{"id":"GHSA-wm4g-5mm6-6jv4","title":"A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected...","description":"A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /schoolyr.php. The manipulation of the argument sy leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.","status":"published","published":"2026-07-18T21:30:25Z","modified":"2026-07-18T21:30:30Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"},{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:09:35.806108Z"}],"nvd":[{"id":"CVE-2026-16155","description":"A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. Affected by this issue is some unknown functionality of the file /schoolyr.php. The manipulation of the argument sy leads to cross site scripting. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.","status":"published","published":"2026-07-18T21:17:03.507Z","modified":"2026-10-24T20:10:00.137Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"},{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79","CWE-94"],"updated_at":"2026-11-02T14:12:30.631352Z"}]}}