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CVE-2026-48931

Published: Jun 22, 2026Updated: Jun 22, 2026 Sources: CVE List NVDCWE-367
NVD MITRE
3.7CVSSLOW
EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

A flaw in Node.js HTTP Agent can cause a client to accept as valid a response that is send before the client has sent the request. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-367

Affected Products

nodenodejsOSS Libraries
nodejsoss-projectUSOSS Librariesaka node.js, node

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
nodejs.org
https://github.com/nodejs/node/issues/63989
github.com
https://jdstaerk.substack.com/p/nodejs-security-fix-silently-broke
jdstaerk.substack.com

Timeline

Published
Jun 22, 2026
Last Updated
Jun 22, 2026
News mentions
1

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