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**.
The record classifies CVE-2026-48935 under weakness class CWE-276. Its CVSS v3 base vector states that the flaw requires local access to the host, needs low-privilege credentials, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 135 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 3.3 — LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - EPSS (FIRST)
- 0.1% probability of exploitation in the next 30 days, higher than 7.4% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 1.9/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-06-26
Is CVE-2026-48935 being exploited?
It currently carries a trending score of 10 in the Threadlinqs vulnerability feed.
Affected products and versions
- nodejs: node
How to fix CVE-2026-48935
No vendor patch reference has been recorded for CVE-2026-48935 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-48935
1 tracked threat in the Threadlinqs corpus references CVE-2026-48935, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on .