CVE-2026-22789: WebErpMesv2 has a File Upload Validation Bypass Leading to RCE

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-01-12 · updated 2026-06-17
Weakness: CWE-434

Description

WebErpMesv2 is a Resource Management and Manufacturing execution system Web for industry. Prior to 1.19, WebErpMesv2 contains a file upload validation bypass vulnerability in multiple controllers that allows authenticated users to upload arbitrary files, including PHP scripts, leading to Remote Code Execution (RCE). This vulnerability is identical in nature to CVE-2025-52130 but exists in different code locations that were not addressed by the original fix. This vulnerability is fixed in 1.19.

Affected products

Wem-Project Wem: 1.18

References

https://github.com/SMEWebify/WebErpMesv2/commit/c9e7f4a85aeb774a0ea4b61ad57a51b941166b69
https://github.com/SMEWebify/WebErpMesv2/security/advisories/GHSA-64rv-f829-x6m4
https://github.com/SMEWebify/WebErpMesv2/security/advisories/GHSA-64rv-f829-x6m4

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