CVE-2026-20960 | PowerApps Desktop Client Remote Code Execution Vulnerability

Improper authorization in Microsoft Power Apps allows an authorized attacker to execute code over a network.

Published: 2026-01-16 Last update: 2026-02-12 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2026-20960 is rated Low Risk (39.8/100): CVSS High severity, with low exploitation likelihood (EPSS 0.07%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-20960

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-18 0.05% 0.07% +0.03%
2 2026-02-18 0.07% 0.05% -0.03%
3 2026-01-17 0.07%

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-20960

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.0 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.1 5.9 [email protected]

Weakness enumeration for CVE-2026-20960

Affected software / configurations for CVE-2026-20960

Vendor Product Version Raw CPE
microsoft power_apps < 3.25121 cpe:2.3:a:microsoft:power_apps:*:*:*:*:*:windows:*:*

References for CVE-2026-20960

cvelogic Threat Intelligence