CVE-2025-69431 | BDVDB-2026-313539 Detail

Description#

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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact none. Attack vector: physical.

Weaknesses#

CWE-59 Improper Link Resolution Before File Access ('Link Following')

References#

https://www.notion.so/ZSPACE-Incorrect-Symlink-Follow-2c26cf4e528a8087ba14d9b1d31a5bb2?source=copy_link

Exploit#

No public exploit known

History#

Version 12026-02-03Record published in the CVE List.
Version 22026-02-06Most recent update recorded in the CVE List.

Published

Published: 2026-02-03
Last modified: 2026-02-06

Vendor information

Vendor: Not stated
Product: Not stated

Score

6.1 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 24.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.1 Medium

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Metric breakdown
Attack Vector	Physical
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).