Unauthenticated Cross Site Scripting (XSS) in NextGEN Gallery <= 4.2.3 versions. (CVE-2026-28141)
An unauthenticated cross-site scripting (XSS) vulnerability exists in NextGEN Gallery versions up to and including 4.2.3. This vulnerability allows attackers to inject malicious scripts that can execute in the context of a victim's browser. The vulnerability has a high severity score of 7.1 according to CVSS 3.1.
AI Analysis
Technical Summary
CVE-2026-28141 is an unauthenticated cross-site scripting (XSS) vulnerability affecting NextGEN Gallery versions up to 4.2.3. This vulnerability allows remote attackers to inject and execute arbitrary scripts without requiring authentication, potentially leading to partial confidentiality, integrity, and availability impacts. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and low impacts on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation can lead to execution of arbitrary scripts in the context of users visiting the affected site, potentially resulting in theft of sensitive information, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability to a limited extent.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor the vendor's security advisories for updates and apply patches once available.
Unauthenticated Cross Site Scripting (XSS) in NextGEN Gallery <= 4.2.3 versions. (CVE-2026-28141)
Description
An unauthenticated cross-site scripting (XSS) vulnerability exists in NextGEN Gallery versions up to and including 4.2.3. This vulnerability allows attackers to inject malicious scripts that can execute in the context of a victim's browser. The vulnerability has a high severity score of 7.1 according to CVSS 3.1.
CVSS v3.1
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-28141 is an unauthenticated cross-site scripting (XSS) vulnerability affecting NextGEN Gallery versions up to 4.2.3. This vulnerability allows remote attackers to inject and execute arbitrary scripts without requiring authentication, potentially leading to partial confidentiality, integrity, and availability impacts. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and low impacts on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation can lead to execution of arbitrary scripts in the context of users visiting the affected site, potentially resulting in theft of sensitive information, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability to a limited extent.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor the vendor's security advisories for updates and apply patches once available.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-9v8v-v93j-cwvg
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-28141"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a74d1a7bf8831d539237074
Added to database: 08/06/2026, 18:25:43 UTC
Last enriched: 08/06/2026, 18:26:30 UTC
Last updated: 08/06/2026, 20:40:59 UTC
Views: 6
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