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CVE-2026-103068— WordPress ByteCoreStack – MCP Connector for AI Tools plugin <= 1.2.2 - Privilege Escalation vulnerability

Quick assessment

Affected
ByteCore Stack ByteCoreStack &#8211; MCP Connector for AI Tools
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.

ByteCoreStack – AI 工具 MCP 连接器 <= 1.2.2 版本中的订阅者权限提升漏洞

CVSS 8.8 · High EPSS 0.23% · P13

Possible ATT&CK Techniques 1 AI

T1098 · Account Manipulation

Affected Version Matrix 1

VendorProduct Version RangeStatus
ByteCore Stack ByteCoreStack &#8211; MCP Connector for AI Tools n/a≤ 1.2.2 affected
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I. Basic Information for CVE-2026-103068

Vulnerability Information
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Vulnerability Title
WordPress ByteCoreStack – MCP Connector for AI Tools plugin <= 1.2.2 - Privilege Escalation vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Subscriber Privilege Escalation in ByteCoreStack &#8211; MCP Connector for AI Tools <= 1.2.2 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权授予不正确
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
ByteCore Stack ByteCoreStack &#8211; MCP Connector for AI Tools n/a ~ 1.2.2 -

II. Public POCs for CVE-2026-103068

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-103068

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News Coverage for CVE-2026-103068 (1)

IV. Related Vulnerabilities

Same weakness: CWE-266

V. Comments for CVE-2026-103068

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