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Insufficient vetting of parameters passed with the `Prompt:Open`
IPC message between child and parent processes can result in the non-sandboxed
parent process opening web content chosen by a compromised child process.
When combined with additional vulnerabilities
this could result in executing arbitrary code on the user’s computer.

Fixed In Version:

Firefox ESR 60.7.2

Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2019-19/

(from redmine: issue id 10601, created on 2019-06-21, closed on 2019-06-28)

• Relations:
  • parent #10600 (closed)
• Changesets:
  • Revision ed5e768a on 2019-06-27T14:41:49Z:

community/firefox-esr: security upgrade to 60.7.2 (CVE-2019-11708)

fixes #10601