CVE-2026-48935

Description

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. `--allow-fs-read`. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

CVSS v3.1 Score

3.3

LOW

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS — Exploit Prediction

0.0015

Probability of exploitation

0.05%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

Affected Products

Vendor	Product	Versions
nodejs	node.js	All
nodejs	node.js	All
nodejs	node.js	All

References

Advisories & Patches

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases

Frequently Asked Questions

What is CVE-2026-48935? +

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. `--allow-fs-read`. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2026-48935? +

CVE-2026-48935 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0015, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-48935? +

CVE-2026-48935 affects products from nodejs, specifically: node.js. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-48935? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-20718

Incorrect default permissions for some Intel(R) NPU Driver software installers before version 32.0.100.4511 within Ring 3: User Applications may allow …

CVE-2026-0539

Incorrect Default Permissions in pcvisit service binary on Windows allows a low-privileged local attacker to escalate their privileges by overwriting …

CVE-2025-15642

Netskope is notified about a potential gap in its Netskoped Client for Windows systems where a malicious insider with admin …

CVE-2025-2782

The WatchGuard Terminal Services Agent on Windows does not properly configure directory permissions when installed in a non-default directory. This …

CVE-2025-2781

The WatchGuard Mobile VPN with SSL Client on Windows does not properly configure directory permissions when installed in a non-default …

CVE-2025-4280

MacOS version of Poedit bundles a Python interpreter that inherits the Transparency, Consent, and Control (TCC) permissions granted by the …