Vulnerability-Lookup

CNVD-2026-31828

Vulnerability from cnvd - Published: 2026-08-12

Title

N-able N-central授权问题漏洞

Description

N-able n-central是加拿大N-able公司的一款远程监控与管理系统。 N-able N-central 2026.1及之前版本存在安全漏洞。攻击者可利用该漏洞导致身份验证绕过。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://uptime.n-able.com/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-18556

Impacted products

Name
N-able N-central <=2026.1

Show details on source website

JSON

To clipboard

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  "number": "CNVD-2026-31828",
  "openTime": "2026-08-12",
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  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-18556",
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  "submitTime": "2026-08-06",
  "title": "N-able N-central\u6388\u6743\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2026-18556 (GCVE-0-2026-18556)

Vulnerability from cvelistv5 – Published: 2026-08-01 19:59 – Updated: 2026-08-05 03:56

Title

Unauthenticated administrative account takeover

Summary

Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentication Bypass. This issue affects N-central: through 2026.1.

Severity

8.2 (High)


                        
                          CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

SSVC

Exploitation: active Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-04 00:00 UTC

CWE

CWE-288 - Authentication bypass using an alternate path or channel

Assigner

N-able mitre root

References

3 references

URL	Tags
https://uptime.n-able.com/
https://www.n-able.com/blog/n-central-security-up…	vendor-advisory
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

1 product

Vendor	Product	Version
N-able	N-central	Affected: 0 , ≤ 2026.1 (custom)

Date Public

2026-08-01 19:56

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.