HIGHCVSS v4 8.8Vulnerability

CVE-2026-94018

The Web add-on's HTTP server dereferences and releases an uninitialized pointer when it detects a `Content-Length` underflow while processing a `PUT` request. The condition is reachable by an unauthenticated remote client with a single malformed request.

Properties

Severity
HIGH
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Cvss severity
HIGH
Cvss score
8.8
Retrieved at
2026-10-20T21:15:35+00:00
Score
8.8
Cvss version
4.0
Last source
NVD
Cve id
CVE-2026-94018
Cvss vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
First seen by Signal
2026-10-20T17:10:14+00:00
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published at
2026-10-20T16:17:17.643
Last modified
2026-10-20T19:48:50.250

Related Entities (2)

HAS_WEAKNESS (2)

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CVE-2026-94018 (CVSS v4 8.8) — Ninja Signal Threat Intelligence | Ninja Signal