High 8.8Published Oct 1, 2026

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

Updated under an hour ago (2026-10-19 06:30 UTC)

Does this affect you?

It affects ByteCore Stack ByteCoreStack – MCP Connector for AI Tools. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.23%, higher than 13% of scored CVEs.

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Every CVE for ByteCore Stack ByteCoreStack – MCP Connector for AI Tools

Exploited in the last 30 days

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

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-266
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.23% (percentile 13)
Assigned by: Patchstack
NVD analysis: Deferred
Record last updated: Oct 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

ByteCore Stack ByteCoreStack – MCP Connector for AI Tools bytecore_stack:bytecorestack_and_8211_mcp_connector_for_ai_tools (from the name)	from n/a through 1.2.2; fixed at 1.2.4	CNA record

References

https://patchstack.com/database/wordpress/plugin/bcs-mcp-manager/vulnerability/wordpress-bytecorestack-mcp-connector-for-ai-tools-plugin-1-2-2-privilege-escalation-vulnerability?_s_id=cvevdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.