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node-tar is Vulnerable to Arbitrary File Overwrite and Symlink Poisoning via Insufficient Path Sanitization

🗓️ 16 Jan 2026 21:16:20Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 18 Views

node-tar <=7.5.2 fails to sanitize link paths, enabling hardlink overwrite and symlink poisoning.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite - Visual Inspection component uses node-tar which is vulnerable to CVE-2026-23745
20 Mar 202611:43
–ibm
IBM Security Bulletins		Security Bulletin: Security Vulnerabilities affect IBM Voice Gateway
2 Feb 202614:19
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IBM Security Bulletins		Security Bulletin: Vulnerabilities in affects IBM watsonx Orchestrate with watsonx Assistant Cartridge
23 Mar 202619:40
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IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in IBM watsonx Orchestrate with watsonx Assistant Cartridge
18 May 202607:00
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IBM Security Bulletins		Security Bulletin: security vulnerabilities are addressed with IBM Business Automation Insights iFixes for April 2026.
5 May 202621:39
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in tar-6.2.1.tgz
27 Apr 202622:22
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities affect IBM Decision Optimization for Cloud Pak for Data.
2 Mar 202611:21
–ibm
IBM Security Bulletins		Security Bulletin: Maximo AI Service uses tar-7.4.3.tgz which is vulnerable to CVE-2026-23745 and CVE-2026-23950.
31 Mar 202613:40
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in node-tar affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.
4 May 202614:27
–ibm
IBM Security Bulletins		Security Bulletin: Security Vulnerabilities have been found in IBM Verify Identity Access Digital Credentials
31 Mar 202600:38
–ibm
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Vulners
Node
tar_projecttarRange≤7.5.2npm

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18 Feb 2026 23:43Current
7.6High risk
Vulners AI Score7.6
CVSS 3.16.1
CVSS 48.2
EPSS0.00011
SSVC
CWE-22
node tarpath sanitizationhardlink vulnerabilitysymlink poisoningextraction root bypassabsolute pathsarbitrary file overwrite
18