CVE Catalog

CVE-2026-103377

MediumCVSS 5.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.41%

35th percentile - higher than 35% of all known CVEs

Summary

A reflected Cross-Site Scripting (XSS) vulnerability has been identified in the web application of the Castile-La Mancha Regional Parliament’s video library. The application embeds user-supplied content into the page without properly sanitising it before rendering in the browser. Exploitation could allow a remote attacker to execute arbitrary JavaScript code in the browser of a victim who interacts with the crafted content.

Risk Assessment

An attacker could trick a user into clicking a crafted link, leading to JavaScript execution in their browser and potential session takeover or data theft. The risk affects users of the video library web application.

Recommendation

Implement proper input sanitization and output encoding in the application. Additionally, conduct a security audit and deploy XSS protection mechanisms.

Related vulnerabilities

Original NVD description (English source)

A reflected Cross-Site Scripting (XSS) vulnerability has been identified in the web application of the Castile-La Mancha Regional Parliament’s video library. The application embeds user-supplied content into the page without properly sanitising it before it is rendered by the browser. Exploitation of this vulnerability could allow a remote attacker to execute arbitrary JavaScript code in the browser of a victim who interacts with the content crafted for the attack.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS