CVE-2009-4357

NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 1%CVSS: —Exploit: NoneExposed: 0

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

CQWeb (aka the web interface) in IBM Rational ClearQuest before 7.1.1 does not properly handle use of legacy URLs for automatic login, which might allow attackers to discover the passwords for user accounts via unspecified vectors.

CVSS v3
—
EG Score
0.0(none)
EG Risk
0
EG Risk 0/100

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. It is distinct from the 0–10 EG Score, which measures severity.

EPSS
61.5%
KEV
Not listed

Published

December 18, 2009

Last Modified

April 23, 2026

References (10)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 35× 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.

Showing the most recent 100 of 101 total refreshes for this CVE.

  1. 2026-07-23 14:14 UTCEPSS rescore
  2. 2026-07-23 01:00 UTCEG score recompute
  3. 2026-07-23 00:37 UTCEG score recompute
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  6. 2026-07-22 14:03 UTCEPSS rescore
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  54. 2026-05-29 13:40 UTCEPSS rescore
  55. 2026-05-29 13:20 UTCEG score recompute
  56. 2026-05-29 13:20 UTCGHSA enrichment
  57. 2026-05-28 13:42 UTCEPSS rescore
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  75. 2026-05-18 21:29 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(4)

What is CVE-2009-4357?
CVE-2009-4357 is a none vulnerability published on December 18, 2009. CQWeb (aka the web interface) in IBM Rational ClearQuest before 7.1.1 does not properly handle use of legacy URLs for automatic login, which might allow attackers to discover the passwords for user accounts via unspecified vectors.
When was CVE-2009-4357 disclosed?
CVE-2009-4357 was first published in the National Vulnerability Database on December 18, 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-2009-4357 actively exploited?
CVE-2009-4357 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 61.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2009-4357?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-4357, 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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