MSRXMSRXSecurity
Vulnerabilities / CVE-2026-18577

CVE-2026-18577

Published 2026-08-02 · published (not yet in NVD)

CVE-2026-18577

Incomplete patch leads to administrative account takeover

Exploited in the wild: CISA added it to the Known Exploited Vulnerabilities catalog on 2026-08-03, with a fix-by date of 2026-08-06. Patch it first.

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

8.2 HIGH
CVSS 4.0 · CNA
15%
chance of exploitation in the next 30 days (EPSS; higher than 96% of CVEs)

An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1

Scores

Affected products

  • N-able N-central: 0 to ≤ 2026.3

Weakness: CWE-288

3 references (advisories, patches, write-ups)

Sources: CVE.org, FIRST EPSS. Missing ones did not answer or have no record yet.

Look up another CVECheck your dependenciesScan a website