What is CVE-2026-57104?

CVE-2026-57104 is a high-severity vulnerability in Microsoft Azure Storage Explorer, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-08-11.

How severe is CVE-2026-57104?

High severity. CVSS v3 base score is 8.8 out of 10.

XSS in Microsoft Azure Storage Explorer

CVE-2026-57104

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.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Microsoft Azure Storage Explorer — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Azure Storage Explorer Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-57104?: CVE-2026-57104 is a high-severity vulnerability in Microsoft Azure Storage Explorer, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-08-11.
How severe is CVE-2026-57104?: High severity. CVSS v3 base score is 8.8 out of 10.