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Appaloosa Scout

KEV · Actively exploited

CVE-2019-11707

HIGH 8.8 KEV

A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.

Attack vector : Network No privileges required
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS 84.29% exploit likely percentile 99.3%

CISA Known Exploited Vulnerability

Added to KEV
2022-05-23
Remediation deadline
2022-06-13
Required action
Apply updates per vendor instructions.
Ransomware
No

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Vulnerable CPE configurations (1)
Vendor Product Versions
mozilla thunderbird
All platforms (wildcard)
<60.7.2
View on NVD ↗ CISA KEV catalog ↗