TI-2025-26237 Aliases CVE-2025-39495 GHSA-6cfw-fhp6-2m5g

WordPress Avantage Theme <= 2.4.9 - PHP Object Injection vulnerability

MEDIUM 50CWE-502Published 2025-05-23 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
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 BoldThemes Avantage avantage allows Object Injection.This issue affects Avantage: from n/a through <= 2.4.9.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00616 49th 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: Total

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
boldthemes	Avantage	up to 2.4.9	—	No fix listed	CNA

Avantage Vendorboldthemes Affected up to 2.4.9 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-39495
2026-10-03 Alias added: GHSA-6cfw-fhp6-2m5g

References

Other 1

https://patchstack.com/database/Wordpress/Theme/avantage/vulnerability/wordpress-avantage-theme-2-4-6-php-object-injection-vulnerability?_s_id=cve

TI-2021-06613 Bello < 1.6.0 - Unauthenticated Blind SQL Injection CVSS 3.1CRITICAL 9.8
TI-2022-04424 Bold Timeline Lite < 1.1.5 - Contributor+ Stored XSS via Shortcode CVSS 3.1MEDIUM 5.4
TI-2026-21842 WordPress Nifty theme <= 1.4.1 - PHP Object Injection vulnerability CVSS 3.1CRITICAL 9.8
TI-2025-37582 WordPress Addison theme < 1.4.8 - PHP Object Injection vulnerability CVSS 3.1CRITICAL 9.8
TI-2025-26241 WordPress Medicare Theme <= 2.1.0 - PHP Object Injection vulnerability CVSS 3.1CRITICAL 9.8
TI-2026-70399 PHP object injection in WordPress Avala theme CVSS 3.1CRITICAL 9.8

See all 67 →

Sources

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