CVE-2026-27537
Medium
Description
Unauthenticated Cross Site Scripting (XSS) in Popup by Supsystic <= 1.11.2 versions.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Popup by Supsystic
PublishedAug 13, 2026
First seenAug 13, 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 |
|---|---|---|
| supsystic Popup by Supsystic | v ≤ 1.11.2 | — |
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