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  4. CVE 2026 24722 null pointer dereference in file station 5
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Back to active CVEs
Medium · CVSS 5.3CVE-2026-24722

Null Pointer Dereference in File Station 5CVE-2026-24722

Answer in brief

CVE-2026-24722 records a Medium severity (CVSS 5.3) vulnerability in Null Pointer Dereference in File Station 5. The current sources do not mark it as known exploited. The current feed maps QNAP Systems Inc./File Station 5 (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 5.3
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 5.3. 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./File Station 5 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
QNAP Systems Inc./File Station 5generic>=5.5.x <5.5.6.52435.5.6.5243

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for QNAP Systems Inc./File Station 5.
  2. 2Review the reported fix. Source-reported solution: We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5243 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 NULL pointer dereference vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5243 and later

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Null Pointer Dereference in File Station 5Same qnap systems inc./file station 5 package
  • NULL Pointer Dereference in utilRequest.cgiSame qnap systems inc./file station 5 package
  • NULL Pointer Dereference in qsyncsrv.cgiAlso CWE-476
  • NULL Pointer Dereference in qsyncsrv.cgiAlso CWE-476
  • Remote DoS via receive-side kernel TLSAlso CWE-476
  • Steve doesn’t verify a server’s certificate and is susceptible to man-in-the-middle (MitM) attacksSame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-476
Source
CVE List V5
Source checked
Oct 15, 2026
References
1 linked source
Open source record