CVE-2025-62877: Harvest may expose OS default ssh login password via SUSE Virtualization Interactive Installer

Severity: critical (CVSS 9.8 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: none known
Published: 2026-01-08 · updated 2026-10-07
Weakness: CWE-1188

Description

Projects using the SUSE Virtualization (Harvester) environment may expose the OS default ssh login password if they are using the 1.5.x or 1.6.x interactive installer to either create a new cluster or add new hosts to an existing cluster. The environment is not affected if the PXE boot mechanism is utilized along with the Harvester configuration setup.

Affected products

SUSE harvester: 1.6.0, 1.5.0

References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-62877
https://github.com/harvester/harvester/security/advisories/GHSA-6g8q-hp2j-gvwv

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