TI-2022-03960 Aliases CVE-2022-4324 GHSA-482p-fj3c-xcw8

Custom Field Template < 2.5.8 - Admin+ PHP Object Injection

HIGH 67Published 2023-01-02 · Updated 2025-04-10

Key facts

Attack vector: Network
Privileges required: High
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

The Custom Field Template WordPress plugin before 2.5.8 unserialises the content of an imported file, which could lead to PHP object injections issues when a high privilege user import (intentionally or not) a malicious Customizer Styling file and a suitable gadget chain is present on the blog.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.17686 97th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix Fixed Custom Field Template (Unknown): 2.5.8

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
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

Vendor	Product	Affected versions	Fixed in	Status	Source
Unknown	Custom Field Template	before 2.5.8	2.5.8	Patch available	CNA

Custom Field Template VendorUnknown Affected before 2.5.8 Fixed in 2.5.8 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:wpgogo:custom_field_template::::::wordpress::*	before 2.5.8	Vulnerable	Hiroaki Miyashita

cpe:2.3:a:wpgogo:custom_field_template:*:*:*:*:*:wordpress:*:* Versions before 2.5.8 Vulnerable ·Hiroaki Miyashita

Remediation

Fix · CNA Custom Field Template (Unknown) Fixed in 2.5.8

Timeline

2026-10-02 Threatist record created from CVE-2022-4324
2026-10-03 Alias added: GHSA-482p-fj3c-xcw8

References

Exploit 1

https://wpscan.com/vulnerability/70c39236-f7ae-49bf-a2f0-7cb9aa983e45

TI-2023-08870 WordPress Custom Field Template Plugin <= 2.5.8 is vulnerable to Cross Site Request Forgery (CSRF) CVSS 3.1HIGH 8.8
TI-2023-19776 WordPress Custom Field Template Plugin <= 2.5.9 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1HIGH 7.1
TI-2024-29651 WordPress Custom Field Template plugin <= 2.6.5 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
TI-2024-00582 Custom Field Template <= 2.6.1 - Authenticated(Constibutor+) Stored Cross-Site Scripting via Custom Field Name CVSS 3.1MEDIUM 6.4
TI-2023-06164 Custom Field Template <= 2.6.1 - Authenticated(Contributor+) Stored Cross-Site Scripting via shortcode CVSS 3.1MEDIUM 6.4
TI-2024-00603 Custom Field Template <= 2.6.1 - Authenticated (Admin+) Stored Cross-Site Scritping CVSS 3.1MEDIUM 4.8

See all 8 →

Sources

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