CVE-2026-70213Network attack vector

Authenticated code execution via origin validation failure

Published Oct 13, 2026 · Updated Oct 13, 2026

Origin validation failure in Microsoft Power Apps allows remote authenticated users to execute code through network-based attacks. The retrieved CNA record does not identify the affected origin-checking component or explain how it mishandles untrusted input. Exploitation requires user interaction; the execution context and resulting access are not specified.

CVSS severityUnavailable
Unscored
EPSS probability0.32%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Origin validation failure in Microsoft Power Apps allows remote authenticated users to execute code through network-based attacks. The retrieved CNA record does not identify the affected origin-checking component or explain how it mishandles untrusted input. Exploitation requires user interaction; the execution context and resulting access are not specified.

The record

CVE
CVE-2026-70213
Published
Oct 13, 2026
Updated
Oct 13, 2026
Vendor
Microsoft Corporation
Product
Microsoft Power Apps
Classifications
CWE-346
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 13, 2026CVE publishedPublication date reported by the CVE source.
  2. Oct 13, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0.0 <3.26085.7
  2. Affected versionversion=1710 (9.2.23071.136) <2608.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft Corporation · Microsoft Power Appsversion=1.0.0 <3.26085.7; version=1710 (9.2.23071.136) <2608.5

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Activity data is delayed. The latest report is Sep 28, 2026.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-346Origin Validation Error

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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