TI-2026-83167 Aliases CVE-2026-116407 GHSA-4wj5-97hx-xw88

Missing authorization in Webba Booking WordPress plugin

LOW 24CWE-862Published 2026-10-30 · Updated 2026-10-30

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

The Webba Booking WordPress plugin (webba-booking-lite) by Webba Plugins, from n/a through 6.5.4, is affected. Missing authorization checks let a user reach functionality they should not access, classified as CWE-862. A remote attacker with low privileges and no user interaction can cause limited confidentiality and integrity impact, with a CVSS 3.1 base score of 5.4.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Description from the CNA

Missing Authorization vulnerability in Webba Plugins Webba Booking webba-booking-lite allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Webba Booking: from n/a through 6.5.4.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00242 15th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Webba Plugins	Webba Booking	up to 6.5.4	—	No fix listed	CNA

Webba Booking VendorWebba Plugins Affected up to 6.5.4 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Webba Booking.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Timeline

2026-10-30 Threatist record created from CVE-2026-116407
2026-10-30 CISA SSVC decision points changed
2026-10-30 Priority changed: MEDIUM → LOW
2026-10-30 Alias added: GHSA-4wj5-97hx-xw88

References

Other 1

https://patchstack.com/database/wordpress/plugin/webba-booking-lite/vulnerability/wordpress-webba-booking-plugin-6-5-4-broken-access-control-vulnerability-2?_s_id=cve

TI-2026-74743 Authorization bypass in Webba Booking WordPress plugin CVSS 3.1HIGH 7.5
TI-2026-21823 WordPress Webba Booking plugin <= 6.4.13 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3
TI-2026-82447 Missing authorization in WordPress Webba Booking plugin CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences