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P4
CVE-2026-66730: facil.io 0.6.0 through 0.7.6
CVE-2026-66730. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.00784 (percentile 0.5557), scored 22-Oct-2026.
Affected technology
facil.io · 0.6.0 through 0.7.6
boazsegev
Description’s affected range: through 0.7.6
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
An unauthenticated remote attacker can permanently freeze worker processes at 100% CPU by sending a multipart/form-data request with a partial closing boundary. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high.
- CWE
- CWE-835
- CCR priority
- 30.2 /100 (P4)
- CVSS 3.1
- 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
- EPSS
- 0.00784 · percentile 0.55635 · 2026-10-24
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-24 15:09:16.138216+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-24 15:07:27.951960+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-66730.html