WordPress ByteCoreStack – MCP Connector for AI Tools plugin <= 1.2.2 - Privilege Escalation vulnerability (CVE-2026-103068) | HOL Guard CVE

High · CVSS 8.8CVE-2026-103068

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

Answer in brief

CVE-2026-103068 records a High severity (CVSS 8.8) vulnerability in WordPress ByteCoreStack – MCP Connector for AI Tools plugin <= 1.2.2 - Privilege Escalation vulnerability. The current sources do not mark it as known exploited. The current feed maps ByteCore Stack/bcs-mcp-manager (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 1, 2026Updated Oct 1, 2026Source checked Oct 1, 2026First seen by HOL Oct 1, 2026Material review Oct 1, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 8.8
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps ByteCore Stack/bcs-mcp-manager (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
ByteCore Stack/bcs-mcp-managergeneric	>=n/a <=1.2.2	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for ByteCore Stack/bcs-mcp-manager.
Review the reported fix. Source-reported solution: Update the WordPress ByteCoreStack – MCP Connector for AI Tools plugin to the latest available version (at least 1.2.4).

Evidence timeline and material changes

Published upstream
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 1, 2026

Sources and claim methodology

Source referencepatchstack.com

Upstream source description

Subscriber Privilege Escalation in ByteCoreStack – MCP Connector for AI Tools <= 1.2.2 versions.

Quoted source text, attributed separately from HOL analysis.