What’s Vulnerable › Vulnerabilities

CVE-2021-26807

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-04-30 · updated 2026-06-17
• Weakness: CWE-426

Description

GalaxyClient version 2.0.28.9 loads unsigned DLLs such as zlib1.dll, libgcc_s_dw2-1.dll and libwinpthread-1.dll from PATH, which allows an attacker to potentially run code locally through unsigned DLL loading.

Affected products

• GOG.COM GOG Galaxy: 2.0.28.9

References

• https://illuminati.services/2021/04/29/cve-2021-26807-gog-galaxy-v2-0-35-dll-load-order-hijacking/
• https://www.gog.com
• https://illuminati.services/2021/04/29/cve-2021-26807-gog-galaxy-v2-0-35-dll-load-order-hijacking/
• https://www.gog.com

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