MEDIUMVulnerability

CVE-2026-56022

Webmin accepts basic authentication without session cookies when an attacker provides the 'User-Agent: webmin' header, allowing bypass of additional MFA requirements. Fixed in 2.640.

Properties

severity
MEDIUM
score
5.3
cve_id
CVE-2026-56022
vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
published_at
2026-06-18T17:16:35.530
last_modified
2026-08-11T17:05:35.883

Related Entities (3)

AFFECTS_PRODUCT (1)

[Product]

HAS_WEAKNESS (1)

[Weakness]Use of Single-factor Authentication

DESCRIBED_BY (1)

[Source]NVD

Explore deeper with Ninja Signal's threat intelligence graph

CVE-2026-56022 — Ninja Signal Threat Intelligence | Ninja Signal