CVE-2020-29240

4.8 mediumEPSS 1.7%

Medium (4.8) in lepton-cms leptoncms. EPSS 1.7% chance of exploitation in the next 30 days.

Lepton-CMS 4.7.0 is affected by cross-site scripting (XSS). An attacker can inject the XSS payload in the URL field of the admin page and each time an admin visits the Menu-Pages-Pages Overview section, the XSS will be triggered.

Severity

CVSS 3.1

4.8 medium

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-12-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

lepton-cms:leptoncms

References

https://lepton-cms.org/english/home.php
https://www.exploit-db.com/exploits/49137
https://lepton-cms.org/english/home.php
https://www.exploit-db.com/exploits/49137

Check your stack JSON