This can allow an attacker to perform Cross-Site Request Forgery (CSRF) attacks.

(CVE-2019-11711) - POST requests made by NPAPI plugins, such as Flash, that receive a status 308 redirect response can bypass CORS requirements.

If pages on different subdomains ever cooperatively use document.domain, then either page can abuse this to inject script into arbitrary pages on the other subdomain, even those that did not use document.domain to relax their origin security. (CVE-2019-9811) - When an inner window is reused, it does not consider the use of document.domain for cross-origin protections. As part of his winning Pwn2Own entry, Niklas Baumstark demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2019-22 advisory. Description The version of Firefox ESR installed on the remote Windows host is prior to 60.8.

Synopsis A web browser installed on the remote Windows host is affected by multiple vulnerabilities.

Mozilla firefox esr 60