SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-40127

OutSystems Lifetime is vulnerable to Authorization Bypass Through User-Controlled Key vulnerability in ApplicationID parameter.

MEDIUM 5.3EPSS 0.36%

Does this matter?

Lower severity and a low EPSS score (0.36%). Track it; it rarely justifies an emergency change on its own.

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 4.0
5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.36% probability · 30th percentile
CISA KEV
Not listed
Weakness
CWE-639
Source
cvd@cert.pl

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.