CVE-2020-15528

Name: CVE-2020-15528
Creator: NVD / NIST
Published: 2020-07-05T01:15:10.65+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.34%

Last modified Jun 17, 2026

CVE-2020-15528 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user starts or uninstalls a game because of weak file permissions and missing file integrity checks.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.

Description

An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user starts or uninstalls a game because of weak file permissions and missing file integrity checks.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.34%

67.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-732

Affected Software

Vendor	Product	Versions
Gog	Galaxy	2.0.17

References

http://daniels-it-blog.blogspot.com/2020/07/gog-galaxy-escalation-of-privileges.htmlThird Party Advisory
http://daniels-it-blog.blogspot.com/2020/07/gog-galaxy-escalation-of-privileges.htmlThird Party Advisory

Timeline

Published: Jul 5, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-15528?

How severe is CVE-2020-15528?

CVE-2020-15528 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.

How do I fix CVE-2020-15528?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-15528?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST