Unrated severityNVD Advisory· Published Dec 9, 2025· Updated Dec 11, 2025

CVE-2025-56704

Description

LeptonCMS version 7.3.0 contains an arbitrary file upload vulnerability, which is caused by the lack of proper validation for uploaded files. An authenticated attacker can exploit this vulnerability by uploading a specially crafted ZIP/PHP file to execute arbitrary code.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Lepton CMS/LeptonCMScpe-rescue2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: = 7.3.0

Patches

Vulnerability mechanics

References

lepton.commitre
github.com/Kayi626/Vulns/blob/UserAccount/LEPTON_CMS_7.3.0_File_Upload_A.pdfmitre
github.com/Kayi626/Vulns/blob/UserAccount/LEPTON_CMS_7.3.0_File_Upload_B.pdfmitre
github.com/Kayi626/Vulns/blob/UserAccount/LEPTON_CMS_7.3.0_File_Upload_C.pdfmitre

News mentions

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