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CVE-2026-125879— Local privilege escalation to root via nable-writable syslog-ng config

Quick assessment

Affected
N-able N-central
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

N-able N-central 中存在权限分配错误漏洞，可导致权限提升。 该问题影响 N-central 26.4.1 之前的版本。

CVSS 8.6 · High

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2026-125879

Vulnerability Information
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Vulnerability Title
Local privilege escalation to root via nable-writable syslog-ng config
Source: CVE Program / CVE List V5
Vulnerability Description
Incorrect privilege assignment vulnerability in N-able N-central allows Privilege Escalation. This issue affects N-central: before 26.4.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
特权授予不正确
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
N-able N-central 0 ~ 26.4.1 -

II. Public POCs for CVE-2026-125879

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III. Intelligence Information for CVE-2026-125879

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Other References for CVE-2026-125879 (1)

Same Patch Batch · N-able · 2026-11-10 · 8 CVEs total

CVE-2026-125883 9.3 CRITICAL Multiple XXE Vulnerabilities
CVE-2026-125881 9.3 CRITICAL Schema-hint SSRF via service import schema validation
CVE-2026-125878 8.7 HIGH Multiple OGNL Injection vulnerabilities
CVE-2026-125882 8.6 HIGH RCE via file repository upload path traversal
CVE-2026-91000 8.4 HIGH Insecure IPC Channels lead to local privilege escalation
CVE-2026-125880 8.3 HIGH Stored XSS via MMS3 patch metadata (admin context)
CVE-2026-125958 7.5 HIGH Root RCE via unsigned NSP upgrade package upload

IV. Related Vulnerabilities

Same product: N-central
Same vendor: N-able
Same weakness: CWE-266