HIGHCVSS 7.4Actively exploited · CISA KEV since 2026-08-04Vulnerability

CVE-2026-18556

N-able N-central contains an authentication bypass using an alternate path or channel that allows for authentication bypass.

Properties

Euvd product
N-central
Vulnerability name
N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability
First seen
2026-08-05T03:56:07+00:00
Cvss score
7.4
Epss score
0.07882
Last seen
2026-10-19T12:00:27+00:00
Due date
2026-08-07
Euvd assigner
N-able
Retrieved at
2026-10-21T01:24:49+00:00
Exploited euvd since
2026-08-04T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2026-08-04
Euvd base score version
4.0
Score
7.4
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
N-Able
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
In Signal since
initial import (Sep 2026)
Euvd base score
8.2

Related Entities (8)

MENTIONED_IN (4)

→[Campaign]Dark Caracal Reloaded: New Malware, Same Hunting Grounds
→[Campaign]Payroll Pirates: Strange New Tides in Business Email Compromise
→[Campaign]Authentication Bypass Vulnerability in N-central Exploited In-The-Wild
→[Campaign]Security Update – August 2, 2026

AFFECTS_PRODUCT (1)

→[Product]cpe:2.3:a:n-able:n-central:*:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Authentication Bypass Using an Alternate Path or Channel

INVOLVES (1)

←[Signal]kev_added · 2026-08-04

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CVE-2026-18556 (CVSS 7.4) — Ninja Signal Threat Intelligence | Ninja Signal