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TI-2026-28524 Aliases CVE-2026-39550GHSA-4mp4-954f-p5jr

WordPress Aperitif theme <= 1.6 - PHP Object Injection vulnerability

Priority LOW 37CWE-502Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.

Summary

Deserialization of Untrusted Data vulnerability in Elated-Themes Aperitif allows Object Injection. This issue affects Aperitif: from n/a through 1.6.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00308 23rd 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
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
Elated-ThemesAperitifup to 1.6—No fix listedCNA
  • Aperitif VendorElated-Themes Affected up to 1.6 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-2026-39550
  2. 2026-10-03 Alias added: GHSA-4mp4-954f-p5jr

References

  • TI-2025-10557 Search & Go - Directory WordPress Theme <= 2.7 - Authentication Bypass to Privilege Escalation via Account Takeover CVSS 3.1CRITICAL 9.8
  • TI-2025-01437 Academist Membership <= 1.1.6 - Authentication Bypass via Account Takeover CVSS 3.1CRITICAL 9.8
  • TI-2026-20156 WordPress Search & Go theme <= 2.8 - Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2025-12437 Elated Membership <= 1.2 - Authentication Bypass via Social Login CVSS 3.1CRITICAL 9.8
  • TI-2025-12370 FindAll Membership <= 1.0.4 - Authentication Bypass via Social Login CVSS 3.1CRITICAL 9.8
  • TI-2025-12369 FindAll Listing <= 1.0.5 - Unauthenticated Privilege Escalation CVSS 3.1CRITICAL 9.8
See all 57 →

Sources