CVE-2025-66359
Published: 28 November 2025
Summary
CVE-2025-66359 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Logpoint Siem. Its CVSS base score is 8.5 (High).
Operationally, ranked at the 8.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-199835
Vulnerability details
An issue was discovered in Logpoint before 7.7.0. Insufficient input validation and a lack of output escaping in multiple components leads to a cross-site scripting (XSS) vulnerability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.