CVE-2026-63148

MEDIUM 5.4

Omnispace Agora Project < 26.10.0 Stored XSS via Poll-Response Attachment Filename

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject HTML/script markup by uploading a poll-response attachment with a malicious filename that bypasses the paramFilter sanitization applied to $_FILES. Attackers can submit a crafted filename that is stored and later rendered in components such as the dashboard controller (CtrlDashboard), executing arbitrary script in the browsers of users who view the affected page.

CWE	CWE-79
Vendor	omnispace
Product	agora project
Published	Oct 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

Omnispace / Agora Project

0 < 26.10.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/xech/agora-project/releases/tag/26.10 agora-project.net: https://www.agora-project.net/ vulncheck.com: https://www.vulncheck.com/advisories/omnispace-agora-project-stored-xss-via-poll-response-attachment-filename

Credits

Geoffrey Robert of akailabs