Is CVE-2009-1507 being actively exploited?

CVE-2009-1507 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1507?

CVE-2009-1507 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2009-1507

HIGH · CVSS 7.5EPSS 1.4%EU EUVD

The Node Access User Reference module 5.x before 5.x-2.0-beta4 and 6.x before 6.x-2.0-beta6, a module for Drupal, interprets an empty CCK user reference as a reference to the anonymous user, which might allow remote attackers to bypass intended access restrictions to read or modify a node.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-264
EPSS score: 1.4% (72th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1504)
Published: May 1, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1504 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

drupal / drupal
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference
drupal / nodeaccess userreference

References

http://drupal.org/node/449030(Patch, Vendor Advisory)
http://secunia.com/advisories/34955(Vendor Advisory)
http://www.securityfocus.com/bid/34778(Patch)
http://www.vupen.com/english/advisories/2009/1212

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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