ThinkOn incident
Critical PHP Security Advisory – CVE-2026-109618 and CVE-2026-109619
Ongoing since 12:44 AM UTC.
ThinkOn is aware of recently disclosed critical security vulnerabilities affecting certain versions of PHP. Our Operations and Security teams are reviewing the advisory and assessing potentially affected environments to determine whether remediation is required. At this time, no service disruption has been confirmed in connection with these vulnerabilities. Any required security updates will be coordinated through our established change management processes. We will provide further updates as our assessment progresses or if any customer impact is identified.
Update timeline
- investigating Oct 22, 2026, 12:44 AM UTC
ThinkOn is aware of recently disclosed critical security vulnerabilities affecting certain versions of PHP. Our Operations and Security teams are reviewing the advisory and assessing potentially affected environments to determine whether remediation is required. At this time, no service disruption has been confirmed in connection with these vulnerabilities. Any required security updates will be coordinated through our established change management processes. We will provide further updates as our assessment progresses or if any customer impact is identified.
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