PHP and Server Software Vulnerabilities

A flaw in PHP or a system library affects every site on that server, whatever CMS it runs. Here we break such cases down: how to find the version on your hosting, what to update and which settings close the hole until a patch ships.

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October 29, 2026 🔴 Important ✅ Checked by Shield
libxml2: use-after-free when parsing XPath in Schematron (CVE-2025-49794)
October 23, 2026 🟡 Watching ✅ Checked by Shield
PHP: another vulnerability with no patch (CVE-2026-115560) and how a setting closes it
October 21, 2026 🔴 Critical ✅ Checked by Shield
PHP2Shell: a critical flaw in PHP itself (CVE-2026-109618, CVE-2026-109619)
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