CVE-2016-9263

low-risk
Published 2017-10-12

WordPress through 4.8.2, when domain-based flashmediaelement.swf sandboxing is not used, allows remote attackers to conduct cross-domain Flash injection (XSF) attacks by leveraging code contained within the wp-includes/js/mediaelement/flashmediaelement.swf file.

Do I need to act?

~
1.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10 Medium
NETWORK / HIGH complexity

Affected Products (1)

Affected Vendors

Wordpress

References (4)

Third Party Advisory http://www.securityfocus.com/bid/101294
Mitigation https://opnsec.com/2017/10/cve-2016-9263-unpatched-xsf-vulnerability-in-wordpres...
Third Party Advisory http://www.securityfocus.com/bid/101294
Mitigation https://opnsec.com/2017/10/cve-2016-9263-unpatched-xsf-vulnerability-in-wordpres...
24
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 4/34 · Minimal
Exposure 5/34 · Minimal