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TI-2026-28487 Aliases CVE-2026-39513GHSA-664v-gm8m-vh2f

WordPress Easy Appointments plugin <= 3.12.21 - Broken Access Control vulnerability

Priority LOW 39CWE-862Published · Updated

Key facts

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

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

Summary

Unauthenticated Broken Access Control in Easy Appointments <= 3.12.21 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00287 21st 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
Easy AppointmentsEasy Appointmentsup to 3.12.21—No fix listedCNA
  • Easy Appointments VendorEasy Appointments Affected up to 3.12.21 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-2026-39513
  2. 2026-10-03 Alias added: GHSA-664v-gm8m-vh2f

References

Other 1

  • TI-2022-04266 Easy Appointments < 3.11.2 - Contributor+ Stored XSS in Shortcode CVSS 3.1MEDIUM 5.4
  • TI-2022-16753 WordPress Easy Appointments Plugin <= 3.11.9 is vulnerable to Cross Site Request Forgery (CSRF) CVSS 3.1HIGH 8.8
  • TI-2026-44318 WordPress Easy Appointments plugin <= 3.12.27 - Insecure Direct Object References (IDOR) vulnerability CVSS 3.1MEDIUM 6.5
  • TI-2025-31446 WordPress Easy Appointments plugin <= 3.12.14 - Content Injection vulnerability CVSS 3.1MEDIUM 6.5
  • TI-2026-56433 WordPress Easy Appointments plugin <= 4.0.2.1 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
  • TI-2024-02652 Easy Appointments <= 3.11.18 - Authenticated (Contributor+) Stored Cross-Site Scripting CVSS 3.1MEDIUM 6.4
See all 9 →

Sources

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