CVE-2009-3548

NONECVSS 0.09.0▲
EchelonGraph scoreLOW confidence

Score elevated to 9.0 because EPSS predicts 87% probability of exploitation within the next 30 days (top 0.6% of all CVEs). Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss
Weaponized
0.0
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • 75 internet-exposed hosts are running an affected version right now
  • High exploitation likelihood — EPSS 79%
CISA-KEV: Not listedEPSS: 79%CVSS: —Exploit: NoneExposed: 75

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

The Windows installer for Apache Tomcat 6.0.0 through 6.0.20, 5.5.0 through 5.5.28, and possibly earlier versions uses a blank default password for the administrative user, which allows remote attackers to gain privileges.

Live · internet exposure

75 internet-exposed hosts are running an affected version of CVE-2009-3548 right now.

across 25 countries (United States, China, United Kingdom, Brazil, India)top: tomcat
See the live KEV-Exposure radar →Found passively from public internet-scan data — aggregate, host-redacted.

EchelonGraph is the only CVE feed that fuses live vulnerability intelligence with its own live internet-exposure radar — so you see not just that a CVE is exploited, but how much of the internet is exposed to it right now.

CVSS v3
—
EG Score
9.0(low)
EPSS
99.5%
KEV
Not listed

Published

November 12, 2009

Last Modified

April 23, 2026

References (52)

Data Freshness Timeline

(refreshed 2× in last 7d / 23× 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. 2026-07-06 02:19 UTCEPSS rescore
  2. 2026-07-06 02:19 UTCEPSS rescore
  3. 2026-06-30 23:19 UTCEPSS rescore
  4. 2026-06-28 14:03 UTCEPSS rescore
  5. 2026-06-28 04:52 UTCEPSS rescore
  6. 2026-06-28 04:52 UTCEPSS rescore
  7. 2026-06-25 13:46 UTCEPSS rescore
  8. 2026-06-25 13:46 UTCEPSS rescore
  9. 2026-06-24 14:02 UTCEPSS rescore
  10. 2026-06-24 14:02 UTCEPSS rescore
  11. 2026-06-23 21:29 UTCEPSS rescore
  12. 2026-06-23 21:29 UTCEPSS rescore
  13. 2026-06-18 17:49 UTCEPSS rescore
  14. 2026-06-18 17:49 UTCEPSS rescore
  15. 2026-06-16 17:49 UTCEPSS rescore
  16. 2026-06-16 17:49 UTCEPSS rescore
  17. 2026-06-15 17:44 UTCEPSS rescore
  18. 2026-06-13 22:57 UTCEPSS rescore
  19. 2026-06-12 23:08 UTCEPSS rescore
  20. 2026-06-12 23:08 UTCEPSS rescore
  21. 2026-06-10 22:14 UTCEPSS rescore
  22. 2026-06-10 13:17 UTCEPSS rescore
  23. 2026-06-08 14:13 UTCEPSS rescore
  24. 2026-06-05 22:44 UTCEPSS rescore
  25. 2026-06-05 22:44 UTCEPSS rescore
Show 19 more
  1. 2026-06-05 06:07 UTCEPSS rescore
  2. 2026-06-01 13:49 UTCEPSS rescore
  3. 2026-06-01 13:49 UTCEPSS rescore
  4. 2026-05-31 22:28 UTCEPSS rescore
  5. 2026-05-31 22:28 UTCEPSS rescore
  6. 2026-05-30 14:37 UTCEG score recompute
  7. 2026-05-30 14:37 UTCGHSA enrichment
  8. 2026-05-29 13:40 UTCEPSS rescore
  9. 2026-05-28 13:42 UTCEPSS rescore
  10. 2026-05-28 13:42 UTCEPSS rescore
  11. 2026-05-28 13:42 UTCEPSS rescore
  12. 2026-05-27 13:38 UTCEPSS rescore
  13. 2026-05-27 13:38 UTCEPSS rescore
  14. 2026-05-24 16:43 UTCEPSS rescore
  15. 2026-05-22 21:15 UTCEPSS rescore
  16. 2026-05-22 21:15 UTCEPSS rescore
  17. 2026-05-20 22:37 UTCEPSS rescore
  18. 2026-05-20 22:37 UTCEPSS rescore
  19. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(5 references)

Working exploit code is in the public domain (3 Metasploit modules) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-31433✓ verified
    First seen Feb 5, 2014

    Apache Tomcat Manager - Application Upload (Authenticated) Code Execution (Metasploit)

    Open source ↗
  • Exploit-DBEDB-16317✓ verified
    First seen Dec 14, 2010

    Apache Tomcat Manager - Application Deployer (Authenticated) Code Execution (Metasploit)

    Open source ↗
  • Metasploitexploit/multi/http/tomcat_mgr_upload✓ verified
    First seen Nov 9, 2009

    Apache Tomcat Manager Authenticated Upload Code Execution

    Open source ↗
  • Metasploitexploit/multi/http/tomcat_mgr_deploy✓ verified
    First seen Nov 9, 2009

    Apache Tomcat Manager Application Deployer Authenticated Code Execution

    Open source ↗
  • Metasploitauxiliary/scanner/http/tomcat_mgr_login✓ verified
    First seen Jan 1, 2009

    Tomcat Application Manager Login Utility

    Open source ↗

Frequently asked(4)

What is CVE-2009-3548?
CVE-2009-3548 is a none vulnerability published on November 12, 2009. The Windows installer for Apache Tomcat 6.0.0 through 6.0.20, 5.5.0 through 5.5.28, and possibly earlier versions uses a blank default password for the administrative user, which allows remote attackers to gain privileges.
When was CVE-2009-3548 disclosed?
CVE-2009-3548 was first published in the National Vulnerability Database on November 12, 2009, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2009-3548 actively exploited?
CVE-2009-3548 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2009-3548?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-3548, 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

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