CVE-2026-14494
Unauthenticated RCE via file upload in Sigma Forms Pro WordPress plugin
Is CVE-2026-14494 being exploited?
Not confirmed. CVE-2026-14494 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 0.69% probability of exploitation in the next 30 days.
How severe is CVE-2026-14494?
CVE-2026-14494 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-2026-14494?
Not known from our data. No patch reference has been recorded for CVE-2026-14494, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-14494 affect?
CVE-2026-14494 affects Sigma Forms Pro WordPress plugin ≤ 1.4.5, WordPress sites using Sigma Forms Pro, Default templates with upload fields (Job Application, Support Ticket, Wholesale Application). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-14494?
Disable/remove the plugin, block uploads, and apply vendor patch when available
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can upload arbitrary files bypassing MIME checks and achieve remote code execution on affected WordPress servers.
Immediate action required
- affected<= 1.4.5
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.