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nodejs

A vulnerability in the Node.js Permission API allows modification of file metadata on paths set as read-only, such as those restricted with the --allow-fs-read flag. This affects multiple supported Node.js release lines including versions 22.22.3 up to but not including 22.23.0, 24.16.0 up to but not including 24.17.0, and 26.3.0 up to but not including 26.3.1, as well as several specific Ubuntu package versions. The severity is considered medium with a CVSS score of 3.3. A patch is available to address this vulnerability.

CVE-2026-48935 describes a flaw in the Node.js Permission API where file metadata can be modified even on paths that are set as read-only, for example when restricted using the --allow-fs-read flag. This affects multiple Node.js release lines: >=22.22.3 <22.23.0, >=24.16.0 <24.17.0, >=26.3.0 <26.3.1, and specific Ubuntu package versions of Node.js 18.x and 20.x. The vulnerability has a CVSS 3.0 base score of 3.3, indicating low to medium severity, with impact limited to integrity (modification of file metadata) and no confidentiality or availability impact. A patch is available to fix this issue.

Detailed information about A flaw in Node.js Permission API can cause a file metadata to be modified even on a path that was set as read-only with e.g. (CVE-202

A flaw in Node.js Permission API can cause a file metadata to be modified even on a path that was set as read-only with e.g. (CVE-2026-48935) - Live Threat Intelligence - Threat Radar | OffSeq.com

Nodejs: A flaw in Node.js Permission API can cause a file metadata to be modified even on a path that was set as read-only with e.g. (CVE-2026-48935)

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