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CVE-2026-33694— Junction File Manipulation

Quick assessment

Affected
Tenable, Inc. Tenable Nessus, Tenable Nessus Agent
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.

Tenable Nessus是美国Tenable公司的一款漏洞扫描软件。 Tenable Nessus存在后置链接漏洞，该漏洞源于允许攻击者创建连接点，从而以SYSTEM权限删除任意文件，可能导致攻击者利用该漏洞以提升的SYSTEM权限执行恶意代码。

AI Predicted 8.8 Difficulty: Hard EPSS 0.20% · P9
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I. Basic Information for CVE-2026-33694

Vulnerability Information
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Vulnerability Title
Junction File Manipulation
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability allows an attacker to create a junction, enabling the deletion of arbitrary files with SYSTEM privileges. As a result, this condition potentially facilitates arbitrary code execution, whereby an attacker may exploit the vulnerability to execute malicious code with elevated SYSTEM privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
Tenable Nessus 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenable Nessus是美国Tenable公司的一款漏洞扫描软件。 Tenable Nessus存在后置链接漏洞，该漏洞源于允许攻击者创建连接点，从而以SYSTEM权限删除任意文件，可能导致攻击者利用该漏洞以提升的SYSTEM权限执行恶意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Tenable, Inc. Tenable Nessus, Tenable Nessus Agent Nessus Agent ~ 11.1.2 -

II. Public POCs for CVE-2026-33694

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III. Intelligence Information for CVE-2026-33694

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Vendor Advisories for CVE-2026-33694 (2)

IV. Related Vulnerabilities

Same vendor: Tenable, Inc.
Same weakness: CWE-59

V. Comments for CVE-2026-33694

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