CVE-2026-103377

Reflected cross-site scripting in the video library of the Regional Parliament of Castile-La Mancha

State: Published
Severity: 5.1 Medium
Published: Oct 26, 2026
Updated: Oct 26, 2026
Reserved: Sep 30, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N	INCIBE

Weaknesses

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')

Affected Products

Product	Versions
Video library of the Regional Parliament of Castile-La ManchaRegional Parliament of Castile-La Mancha	before October 2026Affected

References

https://www.incibe.es/en/incibe-cert/notices/aviso/reflected-cross-site-scripting-video-library-regional-parliament-castile

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