CVE-2026-57104

Analyzed Analyzed - Analysis Complete

Cross-Site Scripting in Azure Storage Explorer

Publication date: 2026-08-11

Last updated on: 2026-08-17

Assigner: Microsoft Corporation

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Azure Storage Explorer allows an unauthorized attacker to elevate privileges over a network.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-08-11

Last Modified

2026-08-17

Generated

2026-09-01

AI Q&A

2026-08-12

EPSS Evaluated

2026-08-30

NVD

CVE-2026-57104

EUVD

EUVD-2026-56590

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	azure_storage_explorer	to 1.45.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This is a cross-site scripting (XSS) vulnerability in Azure Storage Explorer. It occurs when user input is not properly neutralized during web page generation, allowing an attacker to inject malicious scripts. These scripts can then be executed in the context of another user's session.

Detection Guidance

This vulnerability involves cross-site scripting in Azure Storage Explorer. Detection requires checking for unusual input handling in web interfaces or logs. Monitor network traffic for suspicious scripts or privilege escalation attempts. Review Azure Storage Explorer logs for unexpected input patterns or unauthorized actions.

Impact Analysis

An attacker could exploit this to elevate their privileges over a network. This might allow them to access sensitive data, perform unauthorized actions, or take control of affected accounts without proper authentication.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls. Organizations may face compliance violations and penalties if exploited.

Mitigation Strategies

Update Azure Storage Explorer to the latest version as soon as possible to patch the vulnerability. Monitor network traffic for unusual activity and restrict unauthorized access to prevent exploitation.

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