What is CVE-2026-13143?

CVE-2026-13143 is a medium-severity vulnerability in Wp Travel, classified under Authentication Bypass by Spoofing. CVSS score: 5.3/10. Published 2026-07-30.

How severe is CVE-2026-13143?

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

Vulnerability in Wp Travel

CVE-2026-13143

The WP Travel WordPress plugin before 11.8.1 does not verify PayPal Instant Payment Notifications through the PayPal post-back handshake before marking a booking paid, allowing unauthenticated attackers to forge a notification that flips…

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:N/I:L/A:N.

Affected products

Unknown Wp Travel — versions 0

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-13143?: CVE-2026-13143 is a medium-severity vulnerability in Wp Travel, classified under Authentication Bypass by Spoofing. CVSS score: 5.3/10. Published 2026-07-30.
How severe is CVE-2026-13143?: Medium severity. CVSS v3 base score is 5.3 out of 10.