CVE-2026-15748
Unauthenticated arbitrary file upload in Forminator plugin enables RCE.
Is CVE-2026-15748 being exploited?
Not confirmed. CVE-2026-15748 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 4.6% probability of exploitation in the next 30 days.
How severe is CVE-2026-15748?
CVE-2026-15748 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-2026-15748?
Yes. A fix has been recorded for CVE-2026-15748. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-15748 affect?
CVE-2026-15748 affects WordPress sites using Forminator Forms plugin <= 1.56.1, Self-hosted WordPress installations with public form submissions. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-15748?
Update Forminator to the patched release; disable public uploads and scan for web shells.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can upload executable files via form uploads, enabling remote code execution and full site takeover.
Immediate action required
- affected<= 1.56.1
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.