What is CVE-2026-87780?

CVE-2026-87780 is a high-severity vulnerability, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-10-10.

How severe is CVE-2026-87780?

High severity. CVSS v3 base score is 8.8 out of 10.

CVE-2026-87780

CVE-2026-87780

The LTL Freight Quotes WordPress plugin before 4.2.19 does not sanitise and escape values submitted through an unauthenticated endpoint before storing them and outputting them back in an administrative page, leading to Stored XSS which will execute in the session of any administrator viewing it.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-10-10 · last modified 2026-10-10.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

wpscan.com/vulnerability/94448385-65df-4466-8251-d939275b6604/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-87780?: CVE-2026-87780 is a high-severity vulnerability, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-10-10.
How severe is CVE-2026-87780?: High severity. CVSS v3 base score is 8.8 out of 10.