Arbitrary file upload in Bdthemes Sigmaforms Pro – Ai Generated Forms

CVE-2026-52705

Unauthenticated Arbitrary File Upload in SigmaForms Pro – AI Generated Forms <= 1.4.5 versions.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (32.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-52705: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-52705?
CVE-2026-52705 is a critical-severity vulnerability in Bdthemes Sigmaforms Pro – Ai Generated Forms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.0/10. Published 2026-06-17.
How severe is CVE-2026-52705?
Critical severity. CVSS v3 base score is 9.0 out of 10.