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Vulnerability record · CVE-2022-50907 · published 13 January 2026

CVE-2022-50907: E107 unrestricted file upload vulnerability

E107 · E107

e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrative users to bypass upload restrictions and execute PHP files. Attackers can upload malicious PHP files to parent directories by manipulating the upload URL parameter, enabling remote code execution through the Media Manager import feature.

8.6 CVSS 4.0 High EPSS 1.2% · top 32.6% CWE-434 · Unrestricted file upload
8.6CVSS 4.0 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrative users to bypass upload restrictions and execute PHP files. Attackers can upload malicious PHP files to parent directories by manipulating the upload URL parameter, enabling remote code execution through the Media Manager import feature.

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://e107.org/ Product
https://e107.org/download Product
https://www.exploit-db.com/exploits/50910 ExploitThird Party AdvisoryVDB Entry
https://www.vulncheck.com/advisories/e-cms-admin-upload-restriction-bypass-rce Third Party Advisory

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Related vulnerabilities

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

10.0CVE-2008-1989123flashchat 123 flash chat module code injection vulnerabilityPHP remote file inclusion vulnerability in 123flashchat.php in the 123 Flash Chat 6.8.0 module for e107, when register_globals is enabled, allows rem…EPSS 3.6%8.8CVE-2021-27885E107 cross-site request forgery vulnerabilityusersettings.php in e107 through 2.3.0 lacks a certain e_TOKEN protection mechanism.EPSS 3.2%8.8CVE-2016-10753E107 deserialization of untrusted data vulnerabilitye107 2.1.2 allows PHP Object Injection with resultant SQL injection, because usersettings.php uses unserialize without an HMAC.EPSS 1.7%8.8CVE-2018-15901E107 cross-site request forgery vulnerabilitye107 2.1.8 has CSRF in 'usersettings.php' with an impact of changing details such as passwords of users including administrators.EPSS 0.56%8.7CVE-2022-50916E107 unrestricted file upload vulnerabilitye107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrators to override server files through the Media Manag…EPSS 0.93%8.6CVE-2022-50939E107 path traversal vulnerabilitye107 CMS version 3.2.1 contains a critical file upload vulnerability that allows authenticated administrators to override arbitrary server files thro…EPSS 1.3%7.5CVE-2011-1513E107 os command injection vulnerabilityStatic code injection vulnerability in install_.php in e107 CMS 0.7.24 and probably earlier versions, when the installation script is not removed, al…EPSS 5.6%7.5CVE-2010-2098E107 vulnerabilityIncomplete blacklist vulnerability in usersettings.php in e107 0.7.20 and earlier allows remote attackers to conduct SQL injection attacks via the lo…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2022-50907), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.