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Microsoft Edge Chromium Based CVE-2026-57989

| EUVDEUVD-2026-49058 HIGH
Origin Validation Error (CWE-346)
2026-07-26 microsoft GHSA-cwgc-vfm7-rq3r
7.4
CVSS 3.1 · Vendor: microsoft
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Severity by source

Vendor (microsoft) PRIMARY
7.4 HIGH
AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Jul 26, 2026 - 18:15 vuln.today
CVE Published
Jul 26, 2026 - 17:22 cve.org
HIGH 7.4

DescriptionCVE.org

Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

AnalysisAI

Information disclosure in Microsoft Edge (Chromium-based) stems from an origin validation error, allowing a network-based attacker to read sensitive data. The vulnerability requires user interaction (e.g., visiting a malicious website) to trigger a cross-origin leak, potentially exposing data across different security contexts. A patch is available via Microsoft's update guide; no active exploitation or public exploit has been reported at this time.

CVE-2026-57983 CRITICAL
10.0 Jul 03

Security-feature bypass in Microsoft Edge (Chromium-based) versions prior to 150.0.4078.48 lets a remote, unauthenticate

CVE-2026-66321 CRITICAL
9.6 Aug 03

Remote code execution in Microsoft Edge (Chromium-based) before 151.0.4129.59 allows a network attacker to run arbitrary

CVE-2026-66312 HIGH
8.8 Aug 03

Remote code execution via buffer over-read in Microsoft Edge (Chromium-based) versions prior to 151.0.4129.59 affects au

CVE-2026-66326 HIGH
8.8 Aug 03

Remote code execution in Microsoft Edge (Chromium-based) prior to version 151.0.4129.59 is achievable by an unauthentica

CVE-2026-57981 HIGH
8.8 Jul 03

Remote code execution in Microsoft Edge (Chromium-based) stems from a use-after-free memory corruption flaw (CWE-416) th

CVE-2026-57974 HIGH
8.8 Jul 03

Remote code execution in Microsoft Edge (Chromium-based) allows an unauthenticated attacker to run arbitrary code by lur

CVE-2026-56645 HIGH
8.8 Jul 03

Remote code execution in Microsoft Edge (Chromium-based) stems from a heap-based buffer overflow (CWE-122) that a networ

CVE-2026-72984 HIGH
8.8 Aug 28

Remote code execution in Microsoft Edge (Chromium-based) is enabled by a type confusion vulnerability (CWE-843) that can

CVE-2026-57985 HIGH
8.8 Jul 03

Remote code execution in Microsoft Edge (Chromium-based) before version 150.0.4078.48 allows an unauthenticated remote a

CVE-2026-50521 HIGH
8.3 Jul 01

Remote code execution in Microsoft Edge (Chromium-based) stems from a use-after-free (CWE-416) memory-corruption flaw th

CVE-2026-58281 HIGH
8.3 Jul 11

Remote code execution in Microsoft Edge (Chromium-based) lets an unauthenticated network attacker run arbitrary code by

CVE-2026-58289 HIGH POC
8.3 Jul 03

Remote code execution in Microsoft Edge (Chromium-based) before 150.0.4078.48 allows an unauthenticated attacker to run

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CVE-2026-57989 vulnerability details – vuln.today

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