6.9
MEDIUM CVSS 4.0
CVE-2026-75137
UpSignOn Sensitive Data Exposure via Process Memory
Description

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.

INFO

Published Date :

Sept. 2, 2026, 8:17 p.m.

Last Modified :

Sept. 2, 2026, 8:17 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-75137 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM MITRE-CVE
CVSS 3.1 MEDIUM [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Update UpSignOn for Windows to version 7.19.0 or later to fix data exposure.
  • Update UpSignOn for Windows to version 7.19.0 or later.
  • Ensure application is locked to protect data.
  • Restrict PROCESS_VM_READ permissions where possible.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-75137.

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

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-75137 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-75137 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-75137 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-75137 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 02, 2026

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
    Added CWE CWE-316
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/75xxx/CVE-2026-75137.json">CVE-2026-75137</a>
    Added Reference https://upsignon.eu/en/resources/release-notes/app#7.19.0
    Added Reference https://www.vulncheck.com/advisories/upsignon-sensitive-data-exposure-in-process-memory-after-lock
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.