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TI-2026-21823 Aliases CVE-2026-27409GHSA-pgwq-hmm6-jcx5

WordPress Webba Booking plugin <= 6.4.13 - Broken Access Control vulnerability

Priority LOW 30CWE-862Published · Updated

Key facts

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

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

Summary

Missing Authorization vulnerability in Webba Plugins Webba Booking allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Webba Booking: from n/a through 6.4.13.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0032 25th 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
Yes
Technical impact
Partial

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

Affected products

VendorProductAffected versionsFixed inStatusSource
Webba PluginsWebba Bookingup to 6.4.13—No fix listedCNA
  • Webba Booking VendorWebba Plugins Affected up to 6.4.13 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-27409
  2. 2026-10-03 Alias added: GHSA-pgwq-hmm6-jcx5

References

  • TI-2026-74743 Authorization bypass in Webba Booking WordPress plugin CVSS 3.1HIGH 7.5
  • TI-2026-83167 Missing authorization in Webba Booking WordPress plugin CVSS 3.1MEDIUM 5.4
  • TI-2026-82447 Missing authorization in WordPress Webba Booking plugin CVSS 3.1MEDIUM 4.3

Sources