What is CVE-2026-123483?

CVE-2026-123483 is a medium-severity vulnerability in Crocoblock Jetformbuilder, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.3/10. Published 2026-11-07.

How severe is CVE-2026-123483?

Medium severity. CVSS v3 base score is 5.3 out of 10.

XSS in Crocoblock Jetformbuilder

CVE-2026-123483

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Crocoblock JetFormBuilder jetformbuilder allows Code Injection.This issue affects JetFormBuilder: from n/a through 3.6.8.

Published 2026-11-07 · last modified 2026-11-07.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (9.2th percentile), scored 2026-11-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Crocoblock Jetformbuilder

Weakness classification (CWE)

CWE-80 — Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

References

patchstack.com/database/wordpress/plugin/jetformbuilder/vulnerability/wordpress… (vdb-entry)

Frequently asked questions

What is CVE-2026-123483?: CVE-2026-123483 is a medium-severity vulnerability in Crocoblock Jetformbuilder, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.3/10. Published 2026-11-07.
How severe is CVE-2026-123483?: Medium severity. CVSS v3 base score is 5.3 out of 10.