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Vulnerability record · CVE-2020-24872 · published 11 August 2023

CVE-2020-24872: Lepton-cms leptoncms cross-site scripting vulnerability

Lepton Cms · Leptoncms

Cross Site Scripting (XSS) vulnerability in backend/pages/modify.php in Lepton-CMS version 4.7.0, allows remote attackers to execute arbitrary code.

6.1 CVSS 3.1 Medium EPSS 0.51% · top 58.9% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score
0.51%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Cross Site Scripting (XSS) vulnerability in backend/pages/modify.php in Lepton-CMS version 4.7.0, allows remote attackers to execute arbitrary code.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lepton-cms.org/posts/new-security-release-144.php Vendor Advisory
https://lepton-cms.org/posts/new-security-release-144.php Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2025-56704Lepton-cms leptoncms unrestricted file upload vulnerabilityLeptonCMS version 7.3.0 contains an arbitrary file upload vulnerability, which is caused by the lack of proper validation for uploaded files. An auth…EPSS 0.77%8.8CVE-2024-29514Lepton-cms leptoncms unrestricted file upload vulnerabilityFile Upload vulnerability in lepton v.7.1.0 allows a remote authenticated attackers to execute arbitrary code via uploading a crafted PHP file.EPSS 1.3%8.8CVE-2024-29515Lepton-cms leptoncms unrestricted file upload vulnerabilityFile Upload vulnerability in lepton v.7.1.0 allows a remote authenticated attackers to execute arbitrary code via uploading a crafted PHP file to the…EPSS 1.2%7.8CVE-2024-24520Lepton-cms leptoncms code injection vulnerabilityAn issue in Lepton CMS v.7.0.0 allows a local attacker to execute arbitrary code via the upgrade.php file in the languages place.EPSS 0.42%7.2CVE-2024-24399Lepton-cms leptoncms unrestricted file upload vulnerabilityAn arbitrary file upload vulnerability in LEPTON v7.0.0 allows authenticated attackers to execute arbitrary PHP code by uploading this code to the ba…EPSS 16%6.1CVE-2020-12705Lepton-cms leptoncms cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities exist in LeptonCMS before 4.6.0.EPSS 0.64%4.8CVE-2020-29240Lepton-cms leptoncms cross-site scripting vulnerabilityLepton-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 a…EPSS 1.7%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed

Source: NIST National Vulnerability Database (record CVE-2020-24872), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.