MEDIUM 5.3 NVD
CVE-2026-63169
Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authenticated users to post messages containing attacker
Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authenticated users to post messages containing attacker-controlled iframes through the messenger's HTMLPurifier SafeIframe branch. Attackers can craft a message with a malicious iframe that is stored and automatically rendered to other channel members, enabling zero-click drive-by downloads and framed JavaScript execution in recipients' browsers.
References
- https://github.com/xech/agora-project/releases/tag/26.10
- https://www.agora-project.net/
- https://www.vulncheck.com/advisories/omnispace-agora-project-stored-xss-via-messenger-ifra
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-13 via NVD.
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