Vulnerability in Booking Package

CVE-2026-16986

The Booking Package WordPress plugin before 1.7.25 does not validate the payment amount server-side against the stored service price, deriving the expected charge from attacker-supplied request values instead, so an unauthenticated attacker can pay an arbitrary fraction of a service's real price.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.002 (11.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16986: held from 0.003 to 0.002.

EPSS over last 30 days · oldest: 0.003 · newest: 0.002 · change: -0.001

Affected products

  • Booking Package

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16986?
CVE-2026-16986 is a medium-severity vulnerability in Booking Package, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-08-26.
How severe is CVE-2026-16986?
Medium severity. CVSS v3 base score is 5.3 out of 10.