KEV Intelligence

Vulnerability report

Exploited in the wild Confirmed confidence In CISA KEV

CVE-2019-7194

QNAP NAS devices running Photo Station

QNAP / QNAP NAS devices running Photo Station · QTS 4.4.1: Photo Station before version 6.0.3, QTS 4.3.4 - QTS 4.4.0: Photo Station before version 5.7.10, QTS 4.3.0 - QTS 4.3.3: Photo Station before version 5.4.9, QTS 4.2.6: Photo Station before version 5.2.11

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Severity
CVSS 9.8 · Critical
Confidence
Confirmed
Exploit status
Exploited in the wild
EPSS
83.1%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2019-7194 is an unauthenticated vulnerability affecting QNAP QNAP NAS devices running Photo Station. This external control of file name or path vulnerability allows remote attackers to access or modify system...

Is it exploited?

Yes. KEV Intelligence tracks this CVE as a known exploited vulnerability. Confidence is confirmed.

Who is affected?

QNAP / QNAP NAS devices running Photo Station qts 4.4.1: photo station before version 6.0.3, qts 4.3.4 - qts 4.4.0: photo station before version 5.7.10, qts 4.3.0 - qts 4.3.3: photo station before version 5.4.9, qts 4.2.6: photo station before version 5.2.11.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

This external control of file name or path vulnerability allows remote attackers to access or modify system files

This external control of file name or path vulnerability allows remote attackers to access or modify system files. To fix the vulnerability, QNAP recommend updating Photo Station to their latest versions.

Vendor Product Affected Status
n/a QNAP NAS devices running Photo Station QTS 4.4.1: Photo Station before version 6.0.3, QTS 4.3.4 - QTS 4.4.0: Photo Station before version 5.7.10, QTS 4.3.0 - QTS 4.3.3: Photo Station before version 5.4.9, QTS 4.2.6: Photo Station before version 5.2.11 Affected
Published
05 Dec 2019
Exploitation Reported
08 Jun 2022
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
None

Tags

cisa ransomware nuclei_scanner malware

CVE References

Exploitation evidence

Why KEV Intelligence marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

CISA

Recorded 08 Jun 2022

Independent exploitation attestation added to the KEV Intelligence record.

Used in malware

CISA

Recorded 08 Jun 2022

Malware families have been linked to exploitation of this CVE.

Proof of concept available

Nuclei Templates

Recorded 12 Jun 2026

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the KEV Intelligence Pro API.

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Source Added
CISA First 2022-06-08 00:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
0
User-Agents
0

Raw values available in Pro and Enterprise.

Virtual patch status

No KEV Intelligence virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

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Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Nuclei https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-7194.yaml 01 Jun 2026

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

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

EPSS

83.1%

Weaknesses

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE-22

All CVSS Scores

CVSS v3.1 9.8 Critical

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

CVSS v2.0 7.5 High

AV:N/AC:L/Au:N/C:P/I:P/A:P

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

QNAP Photo Station < 6.0.3 - Remote Code Execution

nuclei · Created Unknown

Timeline

From disclosure to observed exploitation

  1. Public PoC available

    Public proof-of-concept code published

  2. Nuclei template available

    Scanner coverage available

  3. Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  4. First public exploitation report

    Exploit observed in malware

  5. CVE published

    Vulnerability disclosed publicly

  6. CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2019-7194

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2019-7194",
  "confidence": "Confirmed",
  "cvss_score": 9.8,
  "cvss_estimated": false,
  "epss_score": 0.83124,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}

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