{"id":"CVE-2024-26503","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-26503","generatedAt":"2026-10-31T02:44:23.567Z","title":"Unrestricted File Upload vulnerability in Greek Universities Network Open eClass v.3.15 and earlier allows attackers to run arbitrary code via upload of crafted file to certbadge.php endpoint.","description":"Unrestricted File Upload vulnerability in Greek Universities Network Open eClass v.3.15 and earlier allows attackers to run arbitrary code via upload of crafted file to certbadge.php endpoint.","published":"2024-03-14T22:15:23.000Z","lastModified":"2026-06-17T07:17:46.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.1,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},"cwe":["CWE-434"],"affected":["openeclass/openeclass"],"epss":{"score":0.02961,"percentile":0.87173,"date":"2026-10-29","history":[{"date":"2026-10-22","score":0.02961,"percentile":0.87108}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2026-10-21","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":52698,"kind":"exploit","title":"Open eClass 3.15 - RCE","url":"https://www.exploit-db.com/exploits/52698","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/webapps/52698.py","file":"exploits/multiple/webapps/52698.py","published":"2026-10-21","added":"2026-10-21","updated":"2026-10-21","author":"Georgios Roumeliotis","type":"webapps","platform":"multiple","port":null,"verified":false,"codes":["CVE-2024-26503"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is critical, while EPSS rates exploitation at 3.0%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[{"kind":"exploit","label":"Public exploit","at":"2026-10-21T00:00:00.000Z","detail":{"type":"webapps","edbId":52698,"title":"Open eClass 3.15 - RCE","platform":"multiple","verified":false,"publishedAt":"2026-10-21"},"summary":"Public exploit published in Exploit-DB: Open eClass 3.15 - RCE (webapps, multiple)."}],"references":[{"url":"https://www.less-secure.com/2024/03/open-eclass-cve-2024-26503-unrestricted.html","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.less-secure.com/2024/03/open-eclass-cve-2024-26503-unrestricted.html","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-26503","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}