CVE-2022-50906

MEDIUM 4.8

e107 CMS v3.2.1 - Admin Upload Restriction Bypass + Stored XSS

CVSS Score

4.8

EPSS Score

0.0%

EPSS Percentile

0th

e107 CMS 3.2.1 contains an upload restriction bypass vulnerability that allows authenticated administrators to upload malicious SVG files through the media manager. Attackers with admin privileges can exploit this vulnerability to upload SVG files with embedded cross-site scripting (XSS) payloads that can execute arbitrary scripts when viewed.

CWE	CWE-79
Vendor	e107
Product	e107 cms
Published	Jan 13, 2026
Last Updated	Apr 7, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

e107 / e107 CMS

3.2.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/50910 e107.org: https://e107.org/ e107.org: https://e107.org/download vulncheck.com: https://www.vulncheck.com/advisories/e-cms-admin-upload-restriction-bypass-stored-xss

Credits

Hubert Wojciechowski