CVE-2026-42838

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42838	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:-:*:*:*

History

26 Oct 2026, 18:10

Type	Values Removed	Values Added
Summary		(es) Neutralización incorrecta de elementos especiales en la salida utilizados por un componente descendente (’inyección’) en Microsoft Edge (basado en Chromium) permite a un atacante no autorizado elevar privilegios sobre una red.

Information

Published : 2026-05-12 18:17

Updated : 2026-10-26 18:10

NVD link : CVE-2026-42838

Mitre link : CVE-2026-42838

CVE.ORG link : CVE-2026-42838

JSON object : View

Products Affected

microsoft

edge_chromium

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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