OutSystems Lifetime is vulnerable to Authorization Bypass Through User-Controlled Key vulnerability in ApplicationID parameter. Any authenticated user, can read the Change Log containing actions performed by other users as well as application name of any application.

This issue was fixed in OutSystems Lifetime version 11.28.2.3955

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
OutSystems Lifetime unknown
Version Status Constraints
0 affected < 11.28.2.3955

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://cert.pl/en/posts/2026/05/CVE-2026-40126/ cve-icon
https://www.outsystems.com/downloads/ScreenDetails?ReleaseId=22953&MajorVersion=11&ComponentName=LifeTime cve-icon
History

Mon, 25 May 2026 11:15:00 +0000

Type Values Removed Values Added
Description OutSystems Lifetime is vulnerable to Authorization Bypass Through User-Controlled Key vulnerability in ApplicationID parameter. Any authenticated user, can read the Change Log containing actions performed by other users as well as application name of any application. This issue was fixed in OutSystems Lifetime version 11.28.2.3955
Title Authorization Bypass Through User-Controlled Key in OutSystems Lifetime
Weaknesses CWE-639
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: CERT-PL

Published:

Updated: 2026-05-25T10:18:05.904Z

Reserved: 2026-04-09T10:15:00.973Z

Link: CVE-2026-40127

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-05-25T12:30:25Z

Weaknesses