{"id":"CVE-2020-35313","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-35313","generatedAt":"2026-11-05T01:25:27.962Z","title":"A server-side request forgery (SSRF) vulnerability in the addCustomThemePluginRepository function in index.php in WonderCMS 3.1.3 allows remote attackers to execute arbitrary code via a crafted URL to the theme/plugin installer.","description":"A server-side request forgery (SSRF) vulnerability in the addCustomThemePluginRepository function in index.php in WonderCMS 3.1.3 allows remote attackers to execute arbitrary code via a crafted URL to the theme/plugin installer.","published":"2021-04-20T20:15:08.000Z","lastModified":"2026-06-17T03:13:38.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-918"],"affected":["wondercms/wondercms"],"epss":{"score":0.45221,"percentile":0.98787,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2020-12-02","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":49154,"kind":"exploit","title":"WonderCMS 3.1.3 - Authenticated SSRF to Remote Remote Code Execution","url":"https://www.exploit-db.com/exploits/49154","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/49154.py","file":"exploits/php/webapps/49154.py","published":"2020-12-02","added":"2020-12-02","updated":"2021-04-21","author":"zetc0de","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2020-35313"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 45.2%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://github.com/robiso/wondercms","tags":["Product","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://packetstormsecurity.com/files/160310/WonderCMS-3.1.3-Code-Execution-Server-Side-Request-Forgery.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://zetc0de.github.io/post/authenticated-rce-ssrf-wondercms/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/robiso/wondercms","tags":["Product","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://packetstormsecurity.com/files/160310/WonderCMS-3.1.3-Code-Execution-Server-Side-Request-Forgery.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://zetc0de.github.io/post/authenticated-rce-ssrf-wondercms/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-35313","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."}