CVE-2015-5826

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-09-18 · updated 2026-06-17
Weakness: CWE-284

Description

WebKit in Apple iOS before 9 does not properly select the cases in which a Cascading Style Sheets (CSS) document is required to have the text/css content type, which allows remote attackers to bypass the Same Origin Policy via a crafted web site.

Affected products

Apple Iphone Os: through 8.4.1
Apple Safari: through 8.0.8

References

http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Sep/msg00007.html
http://www.securityfocus.com/bid/76766
http://www.securitytracker.com/id/1033609
https://support.apple.com/HT205212
https://support.apple.com/HT205265
http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Sep/msg00007.html
http://www.securityfocus.com/bid/76766
http://www.securitytracker.com/id/1033609
https://support.apple.com/HT205212
https://support.apple.com/HT205265

Get alerted when CVE-2015-5826 or the next vulnerability affects your stack