What is the CVSS score of CVE-2025-69431?

CVE-2025-69431 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.0%.

Which versions of Q2c Firmware are affected by CVE-2025-69431?

Organizations using ZSPACE Q2C NAS should be aware of moderate risk from CVE-2025-69431 rated CVSS 6.1. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-69431?

Yes, a public proof-of-concept exploit is available for CVE-2025-69431. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-69431?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Q2c Firmware CVE-2025-69431

MEDIUM

Improper Link Resolution Before File Access (CWE-59)

2026-02-03 cve@mitre.org

Path Traversal Q2c Firmware Zspace

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 11, 2026 - 16:14 vuln.today

Public exploit code

CVE Published

Feb 03, 2026 - 18:16 nvd

MEDIUM 6.1

DescriptionCVE.org

The ZSPACE Q2C NAS contains a vulnerability related to incorrect symbolic link following. Attackers can format a USB drive to ext4, create a symbolic link to its root directory, insert the drive into the NAS device's slot, and then access the USB drive's directory mounted on the NAS using the Samba protocol. This allows them to obtain all files within the NAS system and tamper with those files.

AnalysisAI

The ZSPACE Q2C NAS contains a vulnerability related to incorrect symbolic link following. [CVSS 6.1 MEDIUM]

Technical ContextAI

Classified as CWE-59 (Improper Link Resolution Before File Access). Affects Q2C Firmware. The ZSPACE Q2C NAS contains a vulnerability related to incorrect symbolic link following. Attackers can format a USB drive to ext4, create a symbolic link to its root directory, insert the drive into the NAS device's slot, and then access the USB drive's directory mounted on the NAS using the Samba protocol. This allows them to obtain all files within the NAS system and tamper with those files.