CVE-2023-47218

CRITICALNVD 5.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because EPSS predicts 90% probability of exploitation within the next 30 days (top 0.2% of all CVEs). NVD baseline CVSS 5.8 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Weaponized
9.0EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 90%
  • Public exploit code is available (Metasploit, ssvc poc, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 90%CVSS: 5.8Exploit: Metasploit · ssvc poc · epss top5pct · epss high · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute commands via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.5.2645 build 20240116 and later QuTS hero h5.1.5.2647 build 20240118 and later QuTScloud c5.1.5.2651 and later

CVSS v3
5.8
EG Score
9.0(high)
EG Risk
76(Track)
EG Risk 76/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation90% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
90%
EPSS %ILE
100%
KEV
Not listed

Published

February 13, 2024

Last Modified

December 10, 2025

References (4)

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 14× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-24 14:16 UTCEPSS rescore
  2. 2026-07-24 14:16 UTCEPSS rescore
  3. 2026-07-23 02:27 UTCEG score recompute
  4. 2026-07-22 23:14 UTCEG score recompute
  5. 2026-07-22 14:06 UTCEPSS rescore
  6. 2026-07-21 15:23 UTCEPSS rescore
  7. 2026-07-21 15:23 UTCEPSS rescore
  8. 2026-07-20 17:06 UTCEPSS rescore
  9. 2026-07-19 02:27 UTCEPSS rescore
  10. 2026-07-15 16:56 UTCEPSS rescore
  11. 2026-07-15 16:56 UTCEPSS rescore
  12. 2026-07-06 16:26 UTCEPSS rescore
  13. 2026-07-06 16:26 UTCEPSS rescore
  14. 2026-07-01 15:05 UTCEPSS rescore
  15. 2026-06-25 13:48 UTCEPSS rescore
  16. 2026-06-25 13:48 UTCEPSS rescore
  17. 2026-06-24 14:04 UTCEPSS rescore
  18. 2026-06-24 14:04 UTCEPSS rescore
  19. 2026-06-23 21:31 UTCEPSS rescore
  20. 2026-06-23 21:31 UTCEPSS rescore
  21. 2026-06-16 17:51 UTCEPSS rescore
  22. 2026-06-16 17:51 UTCEPSS rescore
  23. 2026-06-15 17:47 UTCEPSS rescore
  24. 2026-06-12 23:11 UTCEPSS rescore
  25. 2026-06-12 23:10 UTCEPSS rescore
Show 9 more
  1. 2026-06-10 13:21 UTCEPSS rescore
  2. 2026-06-02 20:12 UTCEPSS rescore
  3. 2026-06-02 20:12 UTCEPSS rescore
  4. 2026-05-31 00:15 UTCEPSS rescore
  5. 2026-05-31 00:15 UTCEPSS rescore
  6. 2026-05-26 13:43 UTCEPSS rescore
  7. 2026-05-26 13:43 UTCEPSS rescore
  8. 2026-05-24 08:45 UTCEG score recompute
  9. 2026-05-24 08:45 UTCGHSA enrichment

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/linux/http/qnap_qts_rce_cve_2023_47218✓ verified
    First seen Feb 13, 2024

    QNAP QTS and QuTS Hero Unauthenticated Remote Code Execution in quick.cgi

    Open source ↗
  • Nucleihttp/cves/2023/CVE-2023-47218.yaml
    First seen Jan 1, 2023

    QNAP QTS and QuTS Hero - OS Command Injection

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-47218?
CVE-2023-47218 is a critical vulnerability published on February 13, 2024. An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.5.2645 build 20240116 and later…
When was CVE-2023-47218 disclosed?
CVE-2023-47218 was first published in the National Vulnerability Database on February 13, 2024, with the most recent update on December 10, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-47218 actively exploited?
CVE-2023-47218 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90% probability of exploitation in the next 30 days, which ranks it in the top 0.2% of all scored CVEs.
What is the CVSS score of CVE-2023-47218?
CVE-2023-47218 has a CVSS v3 base score of 5.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
How do I remediate CVE-2023-47218?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-47218, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2023-47218

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