CVE-2020-12707
MEDIUMLeptonCMS 4.5.0 - Stored Cross-Site Scripting via Event Handler Injection
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2020-12707. PoCs published by SunCSR.
AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in LeptonCMS 4.5.0 via the 'content' parameter in the page modification feature. The PoC includes a crafted HTTP POST request with a malicious script payload.
Description
An XSS vulnerability exists in modules/wysiwyg/save.php of LeptonCMS 4.5.0. This can be exploited because the only security measure used against XSS is the stripping of SCRIPT elements. A malicious actor can use HTML event handlers to run JavaScript instead of using SCRIPT elements.
Exploits (1)
This exploit demonstrates a stored XSS vulnerability in LeptonCMS 4.5.0 via the 'content' parameter in the page modification feature. The PoC includes a crafted HTTP POST request with a malicious script payload.
References (1)
Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N