Vulnerability · Published Apr 14, 2026 · Assigned by microsoft
CVE-2026-26149Microsoft Power Apps Desktop Client Spoofing Vulnerability
Critical 9.0
In plain English
A critical-severity security flaw in Microsoft Power Apps Desktop Client from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS 3.1)9.0Critical
Exploit odds (30 days)0.6%top 53.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper neutralization of escape, meta, or control sequences in Microsoft Power Apps allows an authorized attacker to perform spoofing over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Power Apps Desktop Client | 1.0.0 – before 3.26032.10.0 |
Weakness: CWE-150 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:T/RC:C
References
- Microsoft Power Apps Desktop Client Spoofing Vulnerability vendor-advisory, patch