CVE-2020-35314

A remote code execution vulnerability in the installUpdateThemePluginAction function in index.php in WonderCMS 3.1.3, allows remote attackers to upload a custom plugin which can contain arbitrary code and obtain a webshell via the theme/plugin installer.

• CWE-78

• https://github.com/robiso/wondercmsProduct, Third Party Advisory
• https://packetstormsecurity.com/files/160311/WonderCMS-3.1.3-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
• https://zetc0de.github.io/post/authenticated-rce-ssrf-wondercms/Exploit, Third Party Advisory
• https://zetc0de.github.io/post/authenticated-rce-ssrf-wondercms/#authenticated-remote-code-executionExploit, Third Party Advisory
• https://github.com/robiso/wondercmsProduct, Third Party Advisory
• https://packetstormsecurity.com/files/160311/WonderCMS-3.1.3-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
• https://zetc0de.github.io/post/authenticated-rce-ssrf-wondercms/Exploit, Third Party Advisory
• https://zetc0de.github.io/post/authenticated-rce-ssrf-wondercms/#authenticated-remote-code-executionExploit, Third Party Advisory

Published

Apr 20, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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