CVE-2026-48936

LOWPre-NVD 3.33.3—
EchelonGraph scoreHIGH confidence

Score 3.3 from GitHub Security Advisory (severity: LOW) published 2026-06-26. a secondary CVSS source baseline 3.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — Patch released this week
3.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 3.3Exploit: NoneExposed: 0

A fix is available — apply it.

A flaw in Node.js Permission API can cause a local server to be started (via a Unix domain socket), even without the --allow-net permission. This vulnerability affects one supported release line: Node.js 26.

CVSS v3
3.3
EG Score
3.3(high)
EPSS
5.0%
KEV
Not listed

Published

June 26, 2026

Last Modified

June 26, 2026

References (1)

Vendor Advisories for CVE-2026-48936(5)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatnodejs24-main-24.18.0-0.2.hum12026-07-01redhat
redhatnodejs26-main-26.4.0-1.3.hum12026-06-30redhat
redhatnodejs20-main-20.20.2-1.hum12026-04-21redhat
redhatnodejs25-main-25.9.0-1.1.hum12026-04-10redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 21× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-06 02:23 UTCEPSS rescore
  3. 2026-07-05 05:16 UTCEG score recompute
  4. 2026-07-05 05:16 UTCVendor advisory
  5. 2026-07-05 05:16 UTCGHSA enrichment
  6. 2026-07-05 02:30 UTCEPSS rescore
  7. 2026-07-04 06:31 UTCEPSS rescore
  8. 2026-07-02 04:46 UTCEG score recompute
  9. 2026-07-02 04:46 UTCGHSA enrichment
  10. 2026-07-01 15:07 UTCEPSS rescore
  11. 2026-06-30 23:22 UTCEPSS rescore
  12. 2026-06-29 14:06 UTCEPSS rescore
  13. 2026-06-29 14:06 UTCEPSS rescore
  14. 2026-06-29 04:16 UTCEG score recompute
  15. 2026-06-29 04:16 UTCGHSA enrichment
  16. 2026-06-28 14:07 UTCEPSS rescore
  17. 2026-06-28 04:56 UTCEPSS rescore
  18. 2026-06-28 04:56 UTCEPSS rescore
  19. 2026-06-27 03:08 UTCEPSS rescore
  20. 2026-06-26 03:46 UTCEG score recompute
  21. 2026-06-26 03:46 UTCGHSA enrichment

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-48936?
CVE-2026-48936 is a low vulnerability published on June 26, 2026. A flaw in Node.js Permission API can cause a local server to be started (via a Unix domain socket), even without the --allow-net permission. This vulnerability affects one supported release line: Node.js 26.
When was CVE-2026-48936 disclosed?
CVE-2026-48936 was first published in the National Vulnerability Database on June 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48936 actively exploited?
CVE-2026-48936 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-48936?
CVE-2026-48936 has a CVSS v3 base score of 3.3 (NVD).
How do I remediate CVE-2026-48936?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48936, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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