CVE-2025-56232: GOG Galaxy 2.0.0.2 suffers from Missing SSL Certificate Validation

Routine

MEDIUM 6.8DOWNGRADE

CVE-2025-56232 is a medium-severity flaw (CVSS 6.8) affecting gog galaxy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

GOG Galaxy 2.0.0.2 suffers from Missing SSL Certificate Validation. An attacker who controls the local network, DNS, or a proxy can perform a man-in-the-middle (MitM) attack to intercept update requests and replace installer or update packages with malicious files.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.1% (top 97%)
CISA exploited list	No
Weakness	CWE-599
Published	2025-11-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cdprojekt

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-11-05 19:16 UTCPublished CVE record published
2026-06-17 09:42 UTCUpdated Record last modified

cdprojekt gog galaxy DOWNGRADE

Affected: 2.0.0.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.0.2

1. Check installed version

apt-cache policy gog-galaxy || rpm -q gog-galaxy || gog-galaxy --version

2. No fixed release: DOWNGRADE to a release before 2.0.0.2 (Debian / Ubuntu)

apt-cache madison gog-galaxy sudo apt install gog-galaxy=<VERSION_BEFORE_2.0.0.2> sudo apt-mark hold gog-galaxy

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list gog-galaxy sudo dnf downgrade gog-galaxy-<VERSION_BEFORE_2.0.0.2> sudo dnf versionlock add gog-galaxy

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-56232?

gog galaxy: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-56232 being exploited?

CVE-2025-56232 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-56232 affect?

CVE-2025-56232 affects gog galaxy. Severity is medium (CVSS 6.8). GOG Galaxy 2.0.0.2 suffers from Missing SSL Certificate Validation. An attacker who controls the local network, DNS, or a proxy can perform a man-in-the-middle (MitM) attack to intercept update requests and replace installer or update packa

How urgent is CVE-2025-56232?

Priority 29/100. Public exploit reference

References

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