Description

In Reader View SameSite cookie protections are not checked on exiting. This allows for a payload to be triggered when Reader View is exited if loaded by a malicious site while Reader mode is active, bypassing CSRF protections. This vulnerability affects Firefox < 61.

References

http://www.securitytracker.com/id/1041193

https://bugzilla.mozilla.org/show_bug.cgi?id=1456652

https://security.gentoo.org/glsa/201810-01

https://usn.ubuntu.com/3705-1/

https://www.mozilla.org/security/advisories/mfsa2018-15/

Details

Risk Information

CVSS v2

CVSS v3