Is CVE-2006-5599 being actively exploited?

CVE-2006-5599 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-5599?

CVE-2006-5599 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2006-5599

MEDIUM · CVSS 4.3EPSS 1.7%EU EUVD

Cross-site scripting (XSS) vulnerability in Oracle Application Express (formerly HTML DB) before 2.2.1 allows remote attackers to inject arbitrary HTML or web script via the WWV_FLOW_ITEM_HELP package. NOTE: it is likely that this issue overlaps one of the Oracle VulnIDs covered by CVE-2006-5351. Oracle has not publicly disputed claims by a reliable researcher that this has been fixed by the October 2006 CPU.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS score: 1.7% (77th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-5584)
Published: October 28, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-5584 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

oracle / apex

References

http://securityreason.com/securityalert/1792
http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpuoct2006.html(Patch)
http://www.red-database-security.com/advisory/oracle_apex_css_wwv_flow_item_help.html(Patch, Vendor Advisory)
http://www.securityfocus.com/archive/1/449500/100/0/threaded
http://www.us-cert.gov/cas/techalerts/TA06-291A.html(Patch, US Government Resource)

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

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