P5Verified

CVE-2025-40649: Negotiator 0 to before 3.15.5

CVE-2025-40649. EPSS 0.00357 (percentile 0.27363), scored 2026-10-08.

Affected technology

Negotiator · 0 to before 3.15.5
BBMRI-ERIC

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · Passive user interaction

What an attacker can do

A remote user could send a specially crafted query to an authenticated user and steal their cookie session details. Vendor/CNA’s CVSS 4.0 assessment (base score 5.1/10) rates confidentiality, integrity and availability impact as none.

Published 2026-10-09 03:15:35.747209+00:00

CWE: CWE-79
CCR priority: 0.1 /100 (P5)
EPSS: 0.00357 · percentile 0.27363 · 2026-10-08
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-40649.html