CVE-2026-40127: CWE-639: Authorization Bypass Through User-Controlled Key in OutSystems Lifetime
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
AI Analysis
Technical Summary
CVE-2026-40127 describes an authorization bypass vulnerability in OutSystems Lifetime where the ApplicationID parameter can be controlled by an authenticated user to access the Change Log entries of other users, including application names. This allows unauthorized read access to sensitive audit information. The vulnerability was addressed and fixed in OutSystems Lifetime version 11.28.2.3955.
Potential Impact
An authenticated user can bypass authorization controls to read the Change Log containing actions performed by other users and application names, potentially exposing sensitive operational information. There is no indication of privilege escalation or remote unauthenticated exploitation.
Mitigation Recommendations
Upgrade OutSystems Lifetime to version 11.28.2.3955 or later, where this vulnerability has been fixed. No other remediation or temporary mitigations are indicated.
CVE-2026-40127: CWE-639: Authorization Bypass Through User-Controlled Key in OutSystems Lifetime
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
CVSS v4.0
Score 5.3medium
Affected software
OutSystems
Lifetime
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-40127 describes an authorization bypass vulnerability in OutSystems Lifetime where the ApplicationID parameter can be controlled by an authenticated user to access the Change Log entries of other users, including application names. This allows unauthorized read access to sensitive audit information. The vulnerability was addressed and fixed in OutSystems Lifetime version 11.28.2.3955.
Potential Impact
An authenticated user can bypass authorization controls to read the Change Log containing actions performed by other users and application names, potentially exposing sensitive operational information. There is no indication of privilege escalation or remote unauthenticated exploitation.
Mitigation Recommendations
Upgrade OutSystems Lifetime to version 11.28.2.3955 or later, where this vulnerability has been fixed. No other remediation or temporary mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- CERT-PL
- Date Reserved
- 2026-04-09T10:15:00.973Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a142e12a5ae1af1aa91192f
Added to database: 05/25/2026, 11:10:10 UTC
Last enriched: 08/11/2026, 13:29:31 UTC
Last updated: 09/14/2026, 22:01:33 UTC
Views: 91
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.