CVE-2025-66103
MEDIUMCVSS 6.5/10EPSS 0.18%
Last modified
CVE-2025-66103 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in revmakx WPCal.io wpcal allows DOM-Based XSS.This issue affects WPCal.io: from n/a through <= 0.9.5.9.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in revmakx WPCal.io wpcal allows DOM-Based XSS.This issue affects WPCal.io: from n/a through <= 0.9.5.9.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-66103?
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in revmakx WPCal.io wpcal allows DOM-Based XSS.This issue affects WPCal.io: from n/a through <= 0.9.5.9.
How severe is CVE-2025-66103?
CVE-2025-66103 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2025-66103?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-66103?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST