PHP2Shell
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Trust Center Updates
PHP2Shell
Vulnerabilities
Watermark Insights is aware of the PHP vulnerabilities CVE-2026-109618 and CVE-2026-109619, known as "php2shell," which were disclosed on October 21, 2026.
Two Watermark products, LiveText/C1 and Tk20, were identified as affected and were updated with the official PHP security patches. Watermark’s security monitoring has not identified indicators of exploitation related to these vulnerabilities.
Based on our assessment, no other Watermark products or services are affected by the vulnerabilities. This page will be updated if new information becomes available.
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