What is CVE-2026-26149?

CVE-2026-26149 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Microsoft Power Apps Desktop Client Spoofing Vulnerability

Which CVE IDs does CVE-2026-26149 cover?

CVE-2026-26149 covers the following CVE IDs: CVE-2026-26149. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-26149?

CVE-2026-26149 has a CVSS v3 base score of 9.0, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-26149?

CVE-2026-26149 affects 1 product, including: Microsoft Power Apps Desktop Client.

CVE-2026-26149HighCVSS 9.0

Microsoft Power Apps Desktop Client Spoofing Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-26149 →

📋 Description

Improper neutralization of escape, meta, or control sequences in Microsoft Power Apps allows an authorized attacker to perform spoofing over a network.

🎯 Affected products1

Microsoft Power Apps Desktop Client

✅ Remediation

KBRelease Notes (Security Update) — fixed build 3.26032.10.0

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26149
patchhttps://apps.microsoft.com/detail/9mvc8p1q3b29?hl=en-US&gl=US