Is CVE-2005-4756 being actively exploited?

CVE-2005-4756 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2005-4756?

CVE-2005-4756 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2005-4756

HIGH · CVSS 7.5EPSS 1.8%EU EUVD

BEA WebLogic Server and WebLogic Express 8.1 SP4 and earlier, and 7.0 SP5 and earlier, do not properly validate derived Principals with multiple PrincipalValidators, which might allow attackers to gain privileges.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS score: 1.8% (78th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2005-4749)
Published: December 31, 2005
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2005-4749 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server
bea / weblogic server

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

BEA WebLogic Server 8.1 SP5 - BEA Systems, Inc. - Common Criteria CCEVS-VR-0023-2006 - archived
BEA WebLogic Server 7.0 SP6 with BEA05-107.00 Advisory Patch - BEA Systems, Inc. - Common Criteria CCEVS-VR-0006-2006 - archived

References

http://dev2dev.bea.com/pub/advisory/146(Patch, Vendor Advisory)
http://secunia.com/advisories/17138(Third Party Advisory)
http://www.securityfocus.com/bid/15052(Third Party Advisory, VDB Entry)

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

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