Medium 5.3Published May 25, 2026

CVE-2026-40127Authorization Bypass Through User-Controlled Key in OutSystems Lifetime

Updated under an hour ago (Oct 27, 2026, 7:40 AM ET)

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Every CVE for OutSystems Lifetime

Exploited in the last 30 days

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: 5.3 MEDIUM (v4.0, CNA)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
Weakness (CWE): CWE-639
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: CERT-PL
NVD analysis: Awaiting Analysis
Record last updated: Aug 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

OutSystems Lifetime outsystems:lifetime (from the name)	before 11.28.2.3955	CNA record

References

References

https://cert.pl/en/posts/2026/05/CVE-2026-40126/	third-party-advisory
https://www.outsystems.com/downloads/ScreenDetails?ReleaseId=22953&MajorVersion=11&ComponentName=LifeTime	product
https://success.outsystems.com/support/security/vulnerabilities/vulnerability_rpm_6441/	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.