CVE-2026-75137

MEDIUM 6.1

UpSignOn < 7.19.0 Sensitive Data Exposure in Process Memory after Lock

CVSS Score

6.1

EPSS Score

0.0%

EPSS Percentile

0th

UpSignOn for Windows before 7.19.0 contains a sensitive data exposure vulnerability that allows local attackers to recover cleartext vault data from process memory even after the application has been locked. Attackers can use the PROCESS_VM_READ permission to read the memory space of UpSignOn.exe and extract sensitive fields including entry names, URLs, usernames, passwords, TOTP secrets, and notes.

CWE	CWE-316
Vendor	septeo it solutions
Product	upsignon
Published	Sep 2, 2026
Last Updated	Sep 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Affected Versions

Septeo IT Solutions / UpSignOn

0 < 7.19.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

upsignon.eu: https://upsignon.eu/en/resources/release-notes/app#7.19.0 vulncheck.com: https://www.vulncheck.com/advisories/upsignon-sensitive-data-exposure-in-process-memory-after-lock

Credits

Elymaro (Aurélien Bourdois)