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Vulnerability record · CVE-2025-34506 · published 11 December 2025

CVE-2025-34506: Wbce cms unrestricted file upload vulnerability

Wbce · Wbce Cms

WBCE CMS version 1.6.3 and prior contains an authenticated remote code execution vulnerability that allows administrators to upload malicious modules. Attackers can craft a specially designed ZIP module with embedded PHP reverse shell code to gain remote system access when the module is installed.

8.6 CVSS 4.0 High EPSS 0.91% · top 41.7% CWE-434 · Unrestricted file upload
8.6CVSS 4.0 base score
0.91%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 3 tagged exploit
17 Jun 2026Last modified by NVD

Description

WBCE CMS version 1.6.3 and prior contains an authenticated remote code execution vulnerability that allows administrators to upload malicious modules. Attackers can craft a specially designed ZIP module with embedded PHP reverse shell code to gain remote system access when the module is installed.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

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

References

LinkTags
https://github.com/Swammers8/WBCE-v1.6.3-Authenticated-RCE ExploitThird Party Advisory
https://github.com/WBCE/WBCE_CMS Product
https://wbce-cms.org/ Product
https://www.exploit-db.com/exploits/52132 ExploitThird Party AdvisoryVDB Entry
https://www.vulncheck.com/advisories/wbce-cms-authenticated-remote-code-execution-via-module-upload Third Party Advisory
https://youtu.be/Dhg5gRe9Dzs?si=-WQoiWU1yqvYNz1e Exploit

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2025-34506), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.