CVE-2026-16986: unknown booking package Improper Access Control
Vulnerability summary
CVE-2026-16986 is a medium (CVSS 5.3) Improper Access Control vulnerability in unknown booking package. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 11.8% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 1.7.25.
Timeline
- 26-08-2026PublishedVulnerability first disclosed.
- 26-08-2026Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 3 sources · 1 version- NVDNIST5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- wordfenceSource5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
12%
Versus all other CVEs
30-day change
-0.07 pp
From 0.29% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-284Improper Access ControlThe product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
- CWE-602Client-Side Enforcement of Server-Side SecurityThe product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server.
Affected systems
Unknown1 product
- booking package< 1.7.25
Wordpress1 product
- booking-package< 1.7.25
2 vendors · 2 products