---
id: CVE-2025-71261
title: >-
  An attacker with network-level access between the SUSE Virtualization 

  and Rancher Manager in SUSE Harvester before 1.8.0 could interfere with the
  TLS handshake and abuse it 

  to bypass TLS as a security control.
summary: >-
  An attacker with network-level access between the SUSE Virtualization 

  and Rancher Manager in SUSE Harvester before 1.8.0 could interfere with the
  TLS handshake and abuse it 

  to bypass TLS as a security control.
severity: high
cvss: 8.6
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H'
cwe:
  - CWE-295
vendor: harvester
product: github.com/harvester/harvester
affected:
  - github.com/harvester/harvester < 1.8.0
patched:
  - github.com/harvester/harvester 1.8.0
published: '2026-06-16'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T08:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-71261'
references:
  - url: >-
      https://github.com/harvester/harvester/security/advisories/GHSA-pgh9-mpwc-8jjf
    label: meissner@suse.de
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2025-71261'
  - url: 'https://github.com/harvester/harvester'
tags:
  - nvd
  - osv
  - go
epss: 0.00208
epssPercentile: 0.11025
aliases:
  - GHSA-pgh9-mpwc-8jjf
  - GO-2026-5538
ecosystem: go
ingestedAt: '2026-07-09T18:56:36.675Z'
---

## Overview

An attacker with network-level access between the SUSE Virtualization 
and Rancher Manager in SUSE Harvester before 1.8.0 could interfere with the TLS handshake and abuse it 
to bypass TLS as a security control.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Package advisory (CVE-2025-71261)

Affected packages:

- `github.com/harvester/harvester < 1.8.0`

Patched in:

- `github.com/harvester/harvester 1.8.0`

Source: https://osv.dev/vulnerability/GHSA-pgh9-mpwc-8jjf