6.1

CVE-2026-56847: nodejs node Excessive Use of Unconditional Branching

Analyzed
AliasesALPINE-CVE-2026-56847UBUNTU-CVE-2026-56847DEBIAN-CVE-2026-56847
Published 30-07-2026Last modified 30-07-2026

Vulnerability summary

CVE-2026-56847 is a medium (CVSS 6.1) Excessive Use of Unconditional Branching vulnerability in nodejs node. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.9% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 3.3, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
6.1/10
010
Medium · v3.1 (NVD)
EPSS score
0.16%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 25 · Related 14
MGASA-2026-0359OPENSUSE-SU-2026:11439-1OPENSUSE-SU-2026:11440-1OPENSUSE-SU-2026:21545-1OPENSUSE-SU-2026:21546-1RHSA-2026:48273

Timeline

  1. 30-07-2026
    PublishedVulnerability first disclosed.
  2. 30-07-2026
    Last modifiedVulnerability information updated.

Description

A flaw in Node.js Permission Model enforcement allows `trace_events.createTracing().enable()` Writes Trace Logs Outside `--allow-fs-write`. This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations. This vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.

CVSS metrics

9 scores · 7 sources · 2 versions

EPSS trend

Probability

0.16%

Chance of exploitation in the next 30 days

Percentile

5%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.16% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Chainguard6 products
  • eco-nodejs-20.9.0All versions (No fix recorded)
  • eco-nodejs-22.16.0All versions (No fix recorded)
  • eco-nodejs-24.18.0All versions (No fix recorded)
  • nodejs-20All versions (No fix recorded)
  • nodejs-22< 22.23.2-r0
Wolfi3 products
  • nodejs-20All versions (No fix recorded)
  • nodejs-22< 22.23.2-r0
  • nodejs-25All versions (No fix recorded)
Alpine2 products
  • nodejs< 22.23.2-r0 | < 24.18.1-r0
  • nodejs-current< 26.5.1-r0
Nodejs2 products
  • node26.5.0 | 24.18.0 | 22.23.1
  • node.js≥ 22.0, ≤ 22.23.1 | ≥ 24.0.0, ≤ 24.18.0 | ≥ 26.0.0, ≤ 26.5.0
Debian1 product
  • nodejs< 20.19.2+dfsg-1+deb13u3 | < 24.19.0+dfsg+~cs24.13.3-1
Ubuntu1 product
  • nodejsAll versions (No fix recorded)

6 vendors · 15 products

References

8 links