CVE-2009-4533

NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 2%CVSS: —Exploit: NoneExposed: 0

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

The Webform module 5.x before 5.x-2.8 and 6.x before 6.x-2.8, a module for Drupal, does not prevent caching of a page that contains token placeholders for a default value, which allows remote attackers to read session variables 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
72.0%
KEV
Not listed

Published

December 31, 2009

Last Modified

April 23, 2026

References (16)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 33× 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. 2026-07-23 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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  50. 2026-05-29 13:40 UTCEPSS rescore
  51. 2026-05-29 13:11 UTCEG score recompute
  52. 2026-05-29 13:11 UTCGHSA enrichment
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Related CVEs(same CWE)

Frequently asked(4)

What is CVE-2009-4533?
CVE-2009-4533 is a none vulnerability published on December 31, 2009. The Webform module 5.x before 5.x-2.8 and 6.x before 6.x-2.8, a module for Drupal, does not prevent caching of a page that contains token placeholders for a default value, which allows remote attackers to read session variables via unspecified vectors.
When was CVE-2009-4533 disclosed?
CVE-2009-4533 was first published in the National Vulnerability Database on December 31, 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-2009-4533 actively exploited?
CVE-2009-4533 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 72.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2009-4533?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-4533, 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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