SS-2016-004: XSS in CMS Edit Page

May 11, 2016

Due to a lack of parameter sanitisation a carefully crafted URL could be used to inject arbitrary HTML into the CMS Edit page. An attacker could create a URL and share it with a site administrator to perform an attack.

References

www.silverstripe.org/download/security-releases/ss-2016-004
github.com/silverstripe/silverstripe-framework/commit/a24c8260b1d048dc6a0836eb1be9a1ca2056e770

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