[CRITICAL] CI4MS: Pages Management Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS

PKSA-xqh9-kym3-gzkm CVE-2026-34566 GHSA-458r-h248-29c5

Affected package: ci4-cms-erp/ci4ms

Affected version: <=0.28.6.0

Reported by:
GitHub