What is the CVSS score of CVE-2022-50906?

CVE-2022-50906 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of E107 are affected by CVE-2022-50906?

Organizations using e107 CMS 3.2.1 should be aware of moderate risk from CVE-2022-50906, a cross-site scripting vulnerability rated CVSS 4.8.

Is there a public PoC exploit available for CVE-2022-50906?

Yes, a public proof-of-concept exploit is available for CVE-2022-50906. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2022-50906?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

E107 CVE-2022-50906

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-01-13 disclosure@vulncheck.com

XSS E107

4.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 16, 2026 - 19:16 vuln.today

Public exploit code

CVE Published

Jan 13, 2026 - 23:15 nvd

MEDIUM 4.8

DescriptionCVE.org

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.

AnalysisAI

e107 CMS 3.2.1 contains an upload restriction bypass vulnerability that allows authenticated administrators to upload malicious SVG files through the media manager. [CVSS 4.8 MEDIUM]

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects E107. 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.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.

CVE-2022-50906 vulnerability details – vuln.today

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