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CVE-2026-66704— WordPress Gutenverse Companion plugin <= 2.5.1 - Server Side Request Forgery (SSRF) vulnerability

Quick assessment

Affected
Jegstudio Gutenverse Companion
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

jegstudio Gutenverse Companion是jegstudio个人开发者的一款Gutenberg区块编辑器增强组件。 jegstudio Gutenverse Companion 2.5.1及之前版本存在服务端请求伪造漏洞，该漏洞源于未经验证的服务端请求伪造（SSRF）。

CVSS 7.2 · High EPSS 0.27% · P17

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Jegstudio Gutenverse Companion n/a≤ 2.5.1 affected
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I. Basic Information for CVE-2026-66704

Vulnerability Information
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Vulnerability Title
WordPress Gutenverse Companion plugin <= 2.5.1 - Server Side Request Forgery (SSRF) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Server Side Request Forgery (SSRF) in Gutenverse Companion <= 2.5.1 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
jegstudio Gutenverse Companion 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
jegstudio Gutenverse Companion是jegstudio个人开发者的一款Gutenberg区块编辑器增强组件。 jegstudio Gutenverse Companion 2.5.1及之前版本存在服务端请求伪造漏洞，该漏洞源于未经验证的服务端请求伪造（SSRF）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Jegstudio Gutenverse Companion n/a ~ 2.5.1 -

II. Public POCs for CVE-2026-66704

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III. Intelligence Information for CVE-2026-66704

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Other References for CVE-2026-66704 (1)

IV. Related Vulnerabilities

Same product: Gutenverse Companion
Same vendor: Jegstudio
Same weakness: CWE-918

V. Comments for CVE-2026-66704

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