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Fencer Vulns
high 7.8

CVE-2022-31262 json

An exploitable local privilege escalation vulnerability exists in GOG Galaxy 2.0.46.

published 2022-08-17 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-52838

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

An exploitable local privilege escalation vulnerability exists in GOG Galaxy 2.0.46. Due to insufficient folder permissions, an attacker can hijack the %ProgramData%\GOG.com folder structure and change the GalaxyCommunication service executable to a malicious file, resulting in code execution as SYSTEM.

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • secure77.de https://secure77.de/category/subjects/researches/ referenced PoC, tagged "exploit" by a source, unverified
  • secure77.de https://secure77.de/gog-galaxy-cve-2022-31262/ referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/secure-77/CVE-2022-31262 referenced PoC, tagged "exploit" by a source, unverified
  • youtube.com https://www.youtube.com/watch?v=Bgdbx5TJShI referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-281 Improper Preservation of Permissions

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.