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CVE-2026-66620— WordPress OptionTree plugin <= 2.7.3 - PHP Object Injection vulnerability

CVSS 7.2 · High EPSS 0.37% · P30

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
Derek HermanOptionTreen/a≤ 2.7.3affected
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I. Basic Information for CVE-2026-66620

Vulnerability Information
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Vulnerability Title
WordPress OptionTree plugin <= 2.7.3 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Editor PHP Object Injection in OptionTree <= 2.7.3 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5

Affected Products

VendorProductAffected VersionsCPESubscribe
Derek HermanOptionTree n/a ~ 2.7.3 -

II. Public POCs for CVE-2026-66620

#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2026-66620

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Vendor Advisories for CVE-2026-66620 (1)

IV. Related Vulnerabilities

Same weakness: CWE-502

V. Comments for CVE-2026-66620

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