CVE-2026-72553
Medium
Description
A stored cross-site scripting vulnerability in ElkArte Forum 2.0 Beta 1 allows any registered member to inject persistent JavaScript into the profile fields cust_blurb and cust_locate. The fields are saved without HTML encoding and rendered unescaped in profile views visible to administrators. An attacker can craft a payload that executes in an administrator session, enabling session hijacking or privilege escalation.
SeverityMedium
CVSS5.4
Exploit probability—
Product
ElkArte
PublishedAug 11, 2026
First seenAug 11, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ElkArte Forum ElkArte | v ≤ 2.0 Beta 1 | — |
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