CVE-2018-17552

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 84%
  • Public exploit code is available (Metasploit, Exploit-DB (verified), epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 84%CVSS: 9.8Exploit: Metasploit · Exploit-DB (verified) · 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.

SQL Injection in login.php in Naviwebs Navigate CMS 2.8 allows remote attackers to bypass authentication via the navigate-user cookie.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
82(Track*)
EG Risk 82/100SSVC: 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
Severity98% × 45%
Exploitation84% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
84%
EPSS %ILE
100%
KEV
Not listed

Published

October 3, 2018

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Aug 19, 2026
🔬 Proof of concept available. Upstream fix merged — awaiting tagged release. Sources: github_pr.
generic🟡 PoC Available

Navigate CMS - (Unauthenticated) Remote Code Execution (Metasploit) - PHP remote Exploit

https://www.exploit-db.com/exploits/45561/
github_pr

Navigate CMS Unauthenticated Remote Code Execution

Fix merged in rapid7/metasploit-framework PR #10704 on 2018-10-04 — awaiting tagged release

https://github.com/rapid7/metasploit-framework/pull/10704

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 2× in last 7d / 10× 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. 2026-08-19 17:00 UTCEPSS rescore
  2. 2026-08-16 02:10 UTCEPSS rescore
  3. 2026-08-13 21:56 UTCEPSS rescore
  4. 2026-08-12 13:46 UTCEPSS rescore
  5. 2026-08-06 11:40 UTCOSV refresh
  6. 2026-07-26 14:51 UTCEPSS rescore
  7. 2026-07-26 14:51 UTCEPSS rescore
  8. 2026-07-24 14:14 UTCEPSS rescore
  9. 2026-07-23 01:34 UTCEG score recompute
  10. 2026-07-22 22:14 UTCEG score recompute
  11. 2026-07-22 14:04 UTCEPSS rescore
  12. 2026-07-21 04:34 UTCOSV refresh
  13. 2026-07-20 17:04 UTCEPSS rescore
  14. 2026-07-20 17:04 UTCEPSS rescore
  15. 2026-07-15 16:55 UTCEPSS rescore
  16. 2026-07-09 19:06 UTCEPSS rescore
  17. 2026-07-05 02:27 UTCEPSS rescore
  18. 2026-07-04 06:28 UTCEPSS rescore
  19. 2026-07-04 00:26 UTCOSV refresh
  20. 2026-07-01 15:03 UTCEPSS rescore
  21. 2026-07-01 15:03 UTCEPSS rescore
  22. 2026-06-27 03:06 UTCEPSS rescore
  23. 2026-06-24 14:02 UTCEPSS rescore
  24. 2026-06-24 14:02 UTCEPSS rescore
  25. 2026-06-23 21:30 UTCEPSS rescore
Show 26 more
  1. 2026-06-21 14:54 UTCEPSS rescore
  2. 2026-06-21 14:54 UTCEPSS rescore
  3. 2026-06-16 17:50 UTCEPSS rescore
  4. 2026-06-16 17:50 UTCEPSS rescore
  5. 2026-06-15 17:45 UTCEPSS rescore
  6. 2026-06-15 12:13 UTCOSV refresh
  7. 2026-06-14 23:14 UTCEPSS rescore
  8. 2026-06-14 23:14 UTCEPSS rescore
  9. 2026-06-12 23:09 UTCEPSS rescore
  10. 2026-06-10 22:16 UTCEPSS rescore
  11. 2026-06-10 13:19 UTCEPSS rescore
  12. 2026-06-07 15:22 UTCEPSS rescore
  13. 2026-06-07 15:22 UTCEPSS rescore
  14. 2026-06-05 22:45 UTCEPSS rescore
  15. 2026-06-05 22:44 UTCEPSS rescore
  16. 2026-06-05 06:08 UTCEPSS rescore
  17. 2026-06-05 06:08 UTCEPSS rescore
  18. 2026-06-04 13:10 UTCEPSS rescore
  19. 2026-06-04 13:10 UTCEPSS rescore
  20. 2026-05-29 13:41 UTCEPSS rescore
  21. 2026-05-28 13:42 UTCEPSS rescore
  22. 2026-05-28 13:42 UTCEPSS rescore
  23. 2026-05-28 02:33 UTCEG score recompute
  24. 2026-05-28 02:33 UTCGHSA enrichment
  25. 2026-05-26 07:17 UTCEPSS rescore
  26. 2026-05-26 07:17 UTCEPSS rescore

Publicly available exploits

(2 references)

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

  • Exploit-DBEDB-45561✓ verified
    First seen Oct 8, 2018

    Navigate CMS - (Unauthenticated) Remote Code Execution (Metasploit)

    Open source ↗
  • Metasploitexploit/multi/http/navigate_cms_rce✓ verified
    First seen Sep 26, 2018

    Navigate CMS Unauthenticated Remote Code Execution

    Open source ↗

Frequently asked(5)

What is CVE-2018-17552?
CVE-2018-17552 is a critical vulnerability published on October 3, 2018. SQL Injection in login.php in Naviwebs Navigate CMS 2.8 allows remote attackers to bypass authentication via the navigate-user cookie.
When was CVE-2018-17552 disclosed?
CVE-2018-17552 was first published in the National Vulnerability Database on October 3, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-17552 actively exploited?
CVE-2018-17552 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 84% probability of exploitation in the next 30 days, which ranks it in the top 0.3% of all scored CVEs.
What is the CVSS score of CVE-2018-17552?
CVE-2018-17552 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-17552?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-17552, 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.

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