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P4
CVE-2026-59724: engine.io from 6.5.0 (inclusive), before 6.6.7 (exclusive); +1 more affected products
CVE-2026-59724. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.00609 (percentile 0.48859), scored 25-Oct-2026.
Affected technology
engine.io · from 6.5.0 (inclusive), before 6.6.7 (exclusive)
socket
socket.io · >= 6.5.0, < 6.6.7
socketio
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could disrupt service. Vendor/CNA’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high.
- CWE
- CWE-20
- 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
- 0.00609 · percentile 0.48859 · 2026-10-25
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-25 21:44:36.062275+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-59724.html