Harvester's SUSE Virtualization Registration Client Vulnerable to MITM and DOS
Priority MEDIUM 43CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-295.
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00208 11th percentileScored 2026-11-07
Fix Fixed Harvester (SUSE): 1.8github.com/harvester/harvester (Go): 1.8.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SUSE | Harvester | before 1.8 | 1.8 | Patch available | CNA |
| — | github.com/harvester/harvester (Go) | before 1.8.0 | 1.8.0 | Patch available | GHSA-pgh9-mpwc-8jjf |
- Harvester VendorSUSE Affected before 1.8 Fixed in 1.8 Patch available CNA
- github.com/harvester/harvester (Go) Vendor— Affected before 1.8.0 Fixed in 1.8.0 Patch available GHSA-pgh9-mpwc-8jjf
Remediation
- Fix · CNA Harvester (SUSE) Fixed in 1.8
- Fix · GHSA-pgh9-mpwc-8jjf github.com/harvester/harvester (Go) Fixed in 1.8.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2025-71261
- 2026-10-03 Alias added: GHSA-pgh9-mpwc-8jjf
References
More SUSE vulnerabilities
- TI-2016-03560 Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote… KEVCVSS 3.1CRITICAL 9.8
- TI-2016-03506 Adobe Flash Player 21.0.0.226 and earlier allows remote attackers to execute arbitrary… KEVCVSS 3.1CRITICAL 9.8
- TI-2016-02888 Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77; Java SE Embedded 8u77… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04302 Use-after-free vulnerability in the BitmapData class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04301 Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-04298 Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-71261 · CVE Program
- CVE-2025-71261 · NVD
- FIRST EPSS
- GHSA-pgh9-mpwc-8jjf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences