CVE-2026-66457: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in @msykes Events Manager
Unauthenticated Cross Site Scripting (XSS) in Events Manager <= 7.4.1 versions.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-79, involves improper neutralization of input during web page generation in the Events Manager product by @msykes. It allows unauthenticated attackers to perform Cross-Site Scripting (XSS) attacks on affected versions (<=7.4.1). The CVSS 3.1 base score is 7.1, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability with scope changed.
Potential Impact
Successful exploitation can lead to execution of arbitrary scripts in the context of the victim's browser, potentially resulting in data disclosure, modification, or denial of service. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector. However, no active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider applying any available workarounds or input validation controls if feasible. Monitor vendor channels for updates.
CVE-2026-66457: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in @msykes Events Manager
Description
Unauthenticated Cross Site Scripting (XSS) in Events Manager <= 7.4.1 versions.
CVSS v3.1
Score 7.1high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-79, involves improper neutralization of input during web page generation in the Events Manager product by @msykes. It allows unauthenticated attackers to perform Cross-Site Scripting (XSS) attacks on affected versions (<=7.4.1). The CVSS 3.1 base score is 7.1, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability with scope changed.
Potential Impact
Successful exploitation can lead to execution of arbitrary scripts in the context of the victim's browser, potentially resulting in data disclosure, modification, or denial of service. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector. However, no active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider applying any available workarounds or input validation controls if feasible. Monitor vendor channels for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-07-27T09:00:34.597Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a749d3fbf8831d539dba71d
Added to database: 08/06/2026, 14:42:07 UTC
Last enriched: 08/06/2026, 15:12:07 UTC
Last updated: 08/07/2026, 03:40:59 UTC
Views: 4
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