What is CVE-2026-39757?

CVE-2026-39757 is a critical-severity vulnerability in Amentotech Taskbot, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-10-06.

How severe is CVE-2026-39757?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Arbitrary file upload in Amentotech Taskbot

CVE-2026-39757

Subscriber Arbitrary File Upload in Taskbot <= 6.6 versions.

Vulnerability class: Unrestricted File Upload

Published 2026-10-06 · last modified 2026-10-06.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Amentotech Taskbot

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

patchstack.com/database/wordpress/plugin/taskbot/vulnerability/wordpress-taskbo… (vdb-entry)

Frequently asked questions

What is CVE-2026-39757?: CVE-2026-39757 is a critical-severity vulnerability in Amentotech Taskbot, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-10-06.
How severe is CVE-2026-39757?: Critical severity. CVSS v3 base score is 9.9 out of 10.