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CVE-2026-23745

Опубликовано: 16 янв. 2026
Источник: redhat
CVSS3: 8.2

Описание

node-tar is a Tar for Node.js. The node-tar library (<= 7.5.2) fails to sanitize the linkpath of Link (hardlink) and SymbolicLink entries when preservePaths is false (the default secure behavior). This allows malicious archives to bypass the extraction root restriction, leading to Arbitrary File Overwrite via hardlinks and Symlink Poisoning via absolute symlink targets. This vulnerability is fixed in 7.5.3.

A flaw was found in the node-tar library. This vulnerability allows an attacker to craft malicious archives that, when extracted, can bypass intended security restrictions. This leads to arbitrary file overwrite and symlink poisoning, potentially allowing unauthorized modification of files on the system.

Отчет

This vulnerability is rated Important for Red Hat products that utilize the node-tar library. The flaw allows an attacker to perform arbitrary file overwrite and symlink poisoning by crafting malicious tar archives. This occurs due to insufficient path sanitization of hardlink and symbolic link entries, even when the default secure behavior (preservePaths is false) is enabled.

Меры по смягчению последствий

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Confidential Compute Attestationopenshift-sandboxed-containers/osc-pccsAffected
Cryostat 4io.cryostat-cryostatNot affected
Logging Subsystem for Red Hat OpenShiftopenshift-logging/kibana6-rhel8Will not fix
Multicluster Engine for Kubernetesmulticluster-engine/console-mce-rhel8Not affected
Multicluster Engine for Kubernetesmulticluster-engine/console-mce-rhel9Not affected
Node HealthCheck Operatorworkload-availability/node-remediation-console-rhel9Not affected
OpenShift Lightspeedopenshift-lightspeed/lightspeed-to-dataverse-exporter-rhel9Will not fix
OpenShift Pipelinesopenshift-pipelines/pipelines-console-plugin-rhel8Will not fix
OpenShift Serverlessopenshift-serverless-1/kn-eventing-integrations-transform-jsonata-rhel9Affected
Red Hat 3scale API Management Platform 23scale-amp20/systemWill not fix

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Дополнительная информация

Статус:

Important
Дефект:
CWE-22
https://bugzilla.redhat.com/show_bug.cgi?id=2430538node-tar: tar: node-tar: Arbitrary file overwrite and symlink poisoning via unsanitized linkpaths in archives

8.2 High

CVSS3

Связанные уязвимости

CVSS3: 6.1
ubuntu
7 месяцев назад

node-tar is a Tar for Node.js. The node-tar library (<= 7.5.2) fails to sanitize the linkpath of Link (hardlink) and SymbolicLink entries when preservePaths is false (the default secure behavior). This allows malicious archives to bypass the extraction root restriction, leading to Arbitrary File Overwrite via hardlinks and Symlink Poisoning via absolute symlink targets. This vulnerability is fixed in 7.5.3.

CVSS3: 6.1
nvd
7 месяцев назад

node-tar is a Tar for Node.js. The node-tar library (<= 7.5.2) fails to sanitize the linkpath of Link (hardlink) and SymbolicLink entries when preservePaths is false (the default secure behavior). This allows malicious archives to bypass the extraction root restriction, leading to Arbitrary File Overwrite via hardlinks and Symlink Poisoning via absolute symlink targets. This vulnerability is fixed in 7.5.3.

CVSS3: 6.1
debian
7 месяцев назад

node-tar is a Tar for Node.js. The node-tar library (<= 7.5.2) fails t ...

github
7 месяцев назад

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

CVSS3: 8.6
fstec
7 месяцев назад

Уязвимость библиотеки node-tar программной платформы Node.js, позволяющая нарушителю обойти существующие механизмы безопасности и выполнить произвольный код

8.2 High

CVSS3