CVE-2026-48801: linkify-it before 5.0.1 (exclusive), < 5.0.1

CVE-2026-48801. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.00394 (percentile 0.32416), scored 24-Oct-2026.

Affected technology

linkify-it · before 5.0.1 (exclusive)
markdown-it

linkify-it · < 5.0.1
markdown-it

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

The source reports that an attacker could disrupt service. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 25-Oct-2026 01:30 UTC

CWE: CWE-1333
CCR priority: 30.1 /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 · NVD
EPSS: 0.00394 · percentile 0.32416 · 2026-10-24
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-48801.html