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TI-2016-09244 Aliases CVE-2016-20068GHSA-6pm2-2464-mj8p

WordPress Booking Calendar Contact Form 1.0.23 SQL Injection

Priority HIGH 77CWE-89Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
SQL injection
Confidentiality · integrity · availability
High · Low · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.

Summary

WordPress Booking Calendar Contact Form version 1.0.23 contains an unauthenticated blind SQL injection vulnerability that allows remote attackers to execute arbitrary SQL queries by injecting malicious code through the 'id' parameter. Attackers can send requests to the admin-ajax.php endpoint with the action parameter set to 'dex_bccf_calendar_ajaxevent' and supply crafted SQL commands in the 'id' parameter to extract sensitive database information.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00302 23rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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
dwboosterBooking Calendar Contact Formup to 1.0.23—No fix listedCNA
  • Booking Calendar Contact Form Vendordwbooster Affected up to 1.0.23 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-2016-20068
  2. 2026-10-03 Alias added: GHSA-6pm2-2464-mj8p

References

Exploit 1

Other 1

  • TI-2016-09245 WordPress Booking Calendar Contact Form 1.0.23 SQL Injection CVSS 4.0HIGH 8.8
  • TI-2016-09260 WordPress appointment-booking-calendar 1.1.24 Privilege Escalation XSS CVSS 4.0MEDIUM 5.1
  • TI-2016-09242 WordPress CP Polls 1.0.8 Persistent Cross-Site Scripting CVSS 4.0MEDIUM 5.1
  • TI-2016-09246 WordPress Booking Calendar Contact Form 1.0.23 Privilege Escalation Stored XSS CVSS 4.0MEDIUM 5.1
  • TI-2022-01560 CP Image Store with Slideshow < 1.0.68 - Unauthenticated SQLi CVSS 3.1CRITICAL 9.8
  • TI-2022-02639 Calendar Event Multi View < 1.4.07 - Unauthenticated Arbitrary Event Creation to Stored XSS CVSS 3.1MEDIUM 4.3
See all 23 →

Sources

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