CVE-2009-1733

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.

Cross-site request forgery (CSRF) vulnerability in IPplan 4.91a allows remote attackers to hijack the authentication of administrators for requests that (1) change the password, (2) add users, or (3) delete users via unknown vectors.

CVSS v3
—
EG Score
0.0(none)
EPSS
43.5%
KEV
Not listed

Published

May 20, 2009

Last Modified

April 23, 2026

References (8)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 42× 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 16:23 UTCEPSS rescore
  2. 2026-07-06 02:19 UTCEPSS rescore
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  1. 2026-06-19 19:22 UTCEPSS rescore
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  23. 2026-06-05 22:44 UTCEPSS rescore
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  30. 2026-06-01 13:49 UTCEPSS rescore
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  32. 2026-05-31 22:28 UTCEPSS rescore
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  34. 2026-05-31 00:13 UTCEPSS rescore
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  36. 2026-05-30 16:48 UTCEG score recompute
  37. 2026-05-30 16:48 UTCGHSA enrichment
  38. 2026-05-29 13:40 UTCEPSS rescore
  39. 2026-05-28 13:42 UTCEPSS rescore
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  42. 2026-05-27 13:38 UTCEPSS rescore
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  44. 2026-05-26 13:41 UTCEPSS rescore
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  46. 2026-05-26 07:16 UTCEPSS rescore
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  48. 2026-05-24 16:43 UTCEPSS rescore
  49. 2026-05-22 21:15 UTCEPSS rescore
  50. 2026-05-22 21:15 UTCEPSS rescore
  51. 2026-05-20 22:37 UTCEPSS rescore
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  53. 2026-05-20 11:21 UTCEPSS rescore
  54. 2026-05-20 11:20 UTCEPSS rescore
  55. 2026-05-18 21:29 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(4)

What is CVE-2009-1733?
CVE-2009-1733 is a none vulnerability published on May 20, 2009. Cross-site request forgery (CSRF) vulnerability in IPplan 4.91a allows remote attackers to hijack the authentication of administrators for requests that (1) change the password, (2) add users, or (3) delete users via unknown vectors.
When was CVE-2009-1733 disclosed?
CVE-2009-1733 was first published in the National Vulnerability Database on May 20, 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-2009-1733 actively exploited?
CVE-2009-1733 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 43.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2009-1733?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-1733, 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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