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Back to active CVEs
Medium · CVSS 4.8CVE-2025-68404

vcs_pentest Race Condition Authentication Bypass Vulnerability in QuRouter management interfaceCVE-2025-68404

Answer in brief

CVE-2025-68404 records a Medium severity (CVSS 4.8) vulnerability in vcs_pentest Race Condition Authentication Bypass Vulnerability in QuRouter management interface. The current sources do not mark it as known exploited. The current feed maps QNAP Systems Inc./QuRouter (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 15, 2026Updated Oct 15, 2026Source checked Oct 15, 2026First seen by HOL Oct 15, 2026Material review Oct 15, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 4.8
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 4.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps QNAP Systems Inc./QuRouter (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
QNAP Systems Inc./QuRoutergeneric>=2.6.x <2.6.4.0012.6.4.001

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for QNAP Systems Inc./QuRouter.
  2. 2Review the reported fix. Source-reported solution: We have already fixed the vulnerability in the following version: QuRouter 2.6.4.001 and later

Evidence timeline and material changes

  1. Published upstream

    Oct 15, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 15, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 15, 2026

Sources and claim methodology

  • Source referenceqnap.com
Upstream source description

A time-of-check time-of-use (toctou) race condition vulnerability has been reported to affect QuRouter. If exploited, the vulnerability could allow remote attackers to compromise the security of the system. We have already fixed the vulnerability in the following version: QuRouter 2.6.4.001 and later

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Inadequate Steps to Confirm Vulnerability in QuRouterSame qnap systems inc./qurouter package
  • Lack of Reproducible Vulnerability Evidence in QNAP ReportSame qnap systems inc./qurouter package
  • TOCTOU race between sound(4) buffer resizing and mmapAlso CWE-367
  • Steve doesn’t verify a server’s certificate and is susceptible to man-in-the-middle (MitM) attacksSame generic ecosystem
  • Rancher users who can create Projects can gain access to arbitrary projectsSame generic ecosystem
  • Fleet doesn’t validate a server’s certificate when connecting through SSHSame generic ecosystem

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-367
Source
CVE List V5
Source checked
Oct 15, 2026
References
1 linked source
Open source record