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CVE-2013-6963

18
FAUCET Score

CVE-2013-6963 describes a Cross-Site Scripting (XSS) vulnerability within the registration component of Cisco WebEx Training Center. This flaw allows remote attackers to inject malicious web scripts or HTML through a specially crafted URL. With a CVSS score of 4.3, this vulnerability has a medium attack complexity and requires no authentication, potentially leading to unauthorized information disclosure (integrity impact of partial). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:cisco:webex_training_center:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.08%
Probability of exploitation in next 30 days
EPSS Percentile
79.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0208 is in the 66th percentile among its peer group of 19,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

osvdb.org / 100907
exchange.xforce.ibmcloud.com / vulnerabilities/89695
tools.cisco.com / security/center/content/CiscoSecurityNotice/CVE-2013-6963
Vendor Advisory
securityfocus.com / bid/64277
securitytracker.com / id/1029492
Third Party AdvisoryVDB Entry