Is CVE-2013-6721 being actively exploited?

CVE-2013-6721 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-6721?

CVE-2013-6721 has a CVSS 2.0 base score of 3.5 (LOW).

CVE-2013-6721

LOW · CVSS 3.5EPSS 1.1%EU EUVD

Cross-site scripting (XSS) vulnerability in IBM WebSphere Service Registry and Repository (WSRR) 7.5.x before 7.5.0.4 and 8.x through 8.0.0.2 allows remote authenticated users to inject arbitrary web script or HTML via vectors involving widgets.

Key facts

CVSS score: 3.5 (v2.0)
Severity: LOW
CVSS vector: AV:N/AC:M/Au:S/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 1.1% (66th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-6523)
Published: December 17, 2013
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-6523 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

ibm / websphere service registry and repository
ibm / websphere service registry and repository
ibm / websphere service registry and repository
ibm / websphere service registry and repository
ibm / websphere service registry and repository
ibm / websphere service registry and repository
ibm / websphere service registry and repository

References

http://secunia.com/advisories/56130
http://www-01.ibm.com/support/docview.wss?uid=swg1IV51765(Not Applicable)
http://www-01.ibm.com/support/docview.wss?uid=swg21659623(Patch, Vendor Advisory)
http://www.securitytracker.com/id/1029498(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/89230

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

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