Microsoft Security Update Guide · Power Platform
Microsoft Power Apps Remote Code Execution Vulnerability
Published
What does this mean?
- Remote Code Execution. An attacker can run their own code on the system remotely. This is the most serious type: it can lead to taking over the system.
- It can be exploited over the network (including from the internet if the service is reachable there), with an ordinary user account and if a user takes part, for example by opening a link or file.
- CVSS 8.0 out of 10: high. Microsoft rates it Important.
- No attacks reported; Microsoft expects exploitation to be less likely.
- What should you do? Install the security update for the version you run (or a later cumulative update):
- Microsoft Power Apps
2608.5 - Microsoft Power Apps for Android: KBRelease Notes
3.26085.7
- Microsoft Power Apps
Origin validation error in Microsoft Power Apps allows an authorized attacker to execute code over a network.
Show NCSC advisory (1)
NCSC-2026-0424 · v1.00Likelihood M · Impact H
Kwetsbaarheden verholpen in Microsoft DynamicsMicrosoft heeft kwetsbaarheden verholpen in diverse Dynamics componenten. Een kwaadwillende kan de kwetsbaarheden misbruiken om aanvallen uit te voeren die kunnen leiden tot de categorieën schade zoals benoemd in onderstaande tabellen:
Key facts
Released
13 okt 2026
Impact
Remote Code Execution
Max severity
Important
Weakness
CVSS 3.1
8.0 / 7.0 (base / temporal)
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CPublicly disclosed
No
Exploited
No
Exploitability assessment
Exploitation Less Likely
Customer action required
Yes
Links
CVSS metrics
| Base score metrics | |
|---|---|
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity | High |
| Availability | High |
| Temporal score metrics | |
| Exploit Code Maturity | Unproven |
| Remediation Level | Official Fix |
| Report Confidence | Confirmed |
Affected products and updates
| Product | Update | Build |
|---|---|---|
| Microsoft Power Apps | — | 2608.5 |
| Microsoft Power Apps for Android | KBRelease Notes · Security Update | 3.26085.7 |
FAQ
- According to the CVSS metric, user interaction is required (UI:R) and privileges required is low (PR:L). What does that mean for this vulnerability?
- An authorized attacker must send the user a malicious link and convince the user to open it.
Revisions
| Version | Date | Note |
|---|---|---|
| 1 | 13 okt 2026 | Information published. |
This is in the weekly digest for week 42: everything that changed in Microsoft 365 this week. →
View at Microsoft → ← All security advisories
Source: Microsoft Security Update Guide. 365Fanatic is not affiliated with Microsoft.
