CVE-2026-63157

Medium

Description

Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts by submitting an unsanitized link address (adress) field that is echoed into an onclick event-handler attribute without neutralizing quotes. Attackers can store a crafted payload through the Links module that executes in the browser of any user viewing the links list, enabling session hijacking or further client-side compromise.

SeverityMedium

CVSS5.4

Exploit probability—

ProductAgora Project

PublishedOct 13, 2026

First seenOct 13, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

Omnispace Agora Project26.10.0 or later

Patches

github.com/xech/agora-project/releases/tag/26.10

Affected products

Product	Affected versions	Fixed in
Omnispace Agora Project	v < 26.10.0	26.10.0

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