Unauthenticated Cross Site Scripting (XSS) in JetEngine <= 3.8.14.1 versions. (CVE-2026-66581)
An unauthenticated Cross Site Scripting (XSS) vulnerability exists in JetEngine versions up to and including 3.8.14.1. This vulnerability allows an attacker to inject malicious scripts without authentication, potentially impacting confidentiality, integrity, and availability. The vulnerability has a CVSS 3.1 score of 7.1, indicating high severity.
AI Analysis
Technical Summary
CVE-2026-66581 is an unauthenticated Cross Site Scripting (XSS) vulnerability affecting JetEngine software versions up to 3.8.14.1. The vulnerability allows remote attackers to execute arbitrary scripts in the context of the affected application without requiring authentication. The CVSS 3.1 vector indicates the attack can be performed remotely with low complexity and no privileges, but requires user interaction. The impact includes partial loss of confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could allow attackers to execute arbitrary scripts in users' browsers, potentially leading to theft of sensitive information, session hijacking, or manipulation of application data. The vulnerability affects confidentiality, integrity, and availability to a limited extent as indicated by the CVSS vector.
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. Until a patch is available, users should exercise caution and consider applying any recommended temporary mitigations from the vendor.
Unauthenticated Cross Site Scripting (XSS) in JetEngine <= 3.8.14.1 versions. (CVE-2026-66581)
Description
An unauthenticated Cross Site Scripting (XSS) vulnerability exists in JetEngine versions up to and including 3.8.14.1. This vulnerability allows an attacker to inject malicious scripts without authentication, potentially impacting confidentiality, integrity, and availability. The vulnerability has a CVSS 3.1 score of 7.1, indicating high severity.
CVSS v3.1
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-66581 is an unauthenticated Cross Site Scripting (XSS) vulnerability affecting JetEngine software versions up to 3.8.14.1. The vulnerability allows remote attackers to execute arbitrary scripts in the context of the affected application without requiring authentication. The CVSS 3.1 vector indicates the attack can be performed remotely with low complexity and no privileges, but requires user interaction. The impact includes partial loss of confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could allow attackers to execute arbitrary scripts in users' browsers, potentially leading to theft of sensitive information, session hijacking, or manipulation of application data. The vulnerability affects confidentiality, integrity, and availability to a limited extent as indicated by the CVSS vector.
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. Until a patch is available, users should exercise caution and consider applying any recommended temporary mitigations from the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-4gp5-x437-73g9
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-66581"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a870a4bacd9273b49b58439
Added to database: 08/20/2026, 14:08:11 UTC
Last enriched: 08/20/2026, 14:14:01 UTC
Last updated: 08/21/2026, 03:51:59 UTC
Views: 2
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