CVE-2026-87780
Stored XSS in LTL Freight Quotes WordPress plugin (<4.2.19)
Is CVE-2026-87780 being exploited?
Not confirmed. CVE-2026-87780 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.25% probability of exploitation in the next 30 days.
How severe is CVE-2026-87780?
CVE-2026-87780 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-87780?
Yes. A fix has been recorded for CVE-2026-87780. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-87780 affect?
CVE-2026-87780 affects LTL Freight Quotes WordPress plugin <4.2.19, WordPress sites with the plugin installed, Administrator user sessions/pages. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-87780?
Update plugin to 4.2.19+, review admin sessions and logs, apply WAF rules
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated stored XSS that executes in admin sessions, enabling cookie theft, admin account takeover, and arbitrary admin actions.
Immediate action required
- affected< 4.2.19
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.