Vulnerability · Published Sep 30, 2026 · Assigned by Patchstack
CVE-2026-102398WordPress Popup by Supsystic plugin <= 1.13.1 - Cross Site Scripting (XSS) vulnerability
High 7.1
In plain English
A high-severity cross-site scripting in Popup by Supsystic from supsystic. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.2%top 93.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Unauthenticated Cross Site Scripting (XSS) in Popup by Supsystic <= 1.13.1 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| supsystic | Popup by Supsystic | n/a – through 1.13.1 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L