CVE-2019-9811

As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVSS v3.1

8.3 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS v2.0

5.1 MEDIUMAV:N/AC:H/Au:N/C:P/I:P/A:P

EPSS

2.57% chance of exploitation in the next 30 days, 84th percentile

Published

2019-07-23

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://bugzilla.mozilla.org/show_bug.cgi?id=1563327

References

• CVE Record
• NVD entry

Related

• CVE-2019-9810
• CVE-2019-9813
• CVE-2019-9809
• CVE-2019-9816
• CVE-2019-9807
• CVE-2019-9831