CVE-2013-6966

Open redirect vulnerability in Cisco WebEx Training Center allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors, aka Bug ID CSCul36031.

Published: 2013-12-16 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

NVD Status：Modified，CVE State: published

View at NVD, CVE.org, EUVD

Conclusion & alert: CVE-2013-6966 is rated Moderate Risk (52.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.12%). Core evidence: EPSS rose +1.59% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2013-6966

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.53%	2.12%	+1.59%
2	2025-03-30	0.78%	0.53%	-0.25%
3	2025-03-29	—	0.78%	—

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-6966

CVSS metrics for this CVE.

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
5.8	2.0	MEDIUM	`AV:N/AC:M/Au:N/C:P/I:P/A:N` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:N) No authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:N) No availability impact.	8.6	4.9	[email protected]

Weakness enumeration for CVE-2013-6966

CWE-20 MITRE ↗

Affected software / configurations for CVE-2013-6966

Vendor	Product	Version	Raw CPE
cisco	webex_training_center	—	cpe:2.3:a:cisco:webex_training_center:-:::::::*

References for CVE-2013-6966

URL	Tags
http://osvdb.org/100909
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6966	Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=32149	Vendor Advisory
http://www.securitytracker.com/id/1029492	Third Party Advisory VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/89686

cvelogic Threat Intelligence