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

Deferred

AliasesGHSA-6g8q-hp2j-gvwvGO-2026-4281

Published 08-01-2026Last modified 08-01-2026

Vulnerability summary

CVE-2025-62877 is a critical (CVSS 9.8) vulnerability in suse harvester. EPSS estimates a 0.51% chance of exploitation in the next 30 days, higher than 43.8% of scored vulnerabilities.

Priority

Prioritisesevere

Severe, CVSS 9.8 (CVE.org); no exploitation reported by the 5 checked sources; EPSS 1% (FIRST, 03-11-2026)

Source freshness unavailable

How is this decided?

CVSS score

9.8/10

010

Critical · v3.1 (CVE.org)

EPSS score

0.51%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 2 · Related 2

OPENSUSE-SU-2026:21483-1 SUSE-SU-2026:0142-1

Timeline

08-01-2026
PublishedVulnerability first disclosed.
08-01-2026
Last modifiedVulnerability information updated.

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.

CVSS metrics

3 scores · 3 sources · 1 version

v3.19.8

EPSS trend

Probability

0.51%

Chance of exploitation in the next 30 days

Percentile

44%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.51% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

CWE-1188Initialization of a Resource with an Insecure DefaultThe product initializes or sets a resource with a default that is intended to be changed by the product's installer, administrator, or maintainer, but the default is not secure.

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Github.com/harvester1 product

harvester-installer≥ 1.6.0, ≤ 1.6.1 | ≥ 1.5.0, ≤ 1.5.2 | ≥ 1.5.0 (No fix recorded) | ≥ 1.6.0 (No fix recorded)

Suse1 product

harvester1.6.0 | 1.5.0

2 vendors · 2 products

References

4 links