CVE-2026-93937
PHP object injection in Hygia WordPress theme enabling remote code execution
Is CVE-2026-93937 being exploited?
Not confirmed. CVE-2026-93937 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.33% probability of exploitation in the next 30 days.
How severe is CVE-2026-93937?
CVE-2026-93937 is rated Critical with a CVSS score of 9.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-93937?
Yes. A fix has been recorded for CVE-2026-93937. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-93937 affect?
CVE-2026-93937 affects ThemeREX Hygia WordPress theme <= 1.21.0, WordPress sites using Hygia theme. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-93937?
Update Hygia to fixed version (>1.21.0) or remove/disable theme and audit sites
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Deserialization/PHP object injection allows remote code execution, site takeover, data theft, or arbitrary file ops on vulnerable sites.
Immediate action required
- affected<= 1.21.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.