SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-9899

Use-after-free while manipulating DOM events and removing audio elements due to errors in the handling of node adoption.

CRITICAL 9.8EPSS 21.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 21.1%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Use-after-free while manipulating DOM events and removing audio elements due to errors in the handling of node adoption. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
21.15% probability · 97th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
debian/debian linux · redhat/enterprise linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux workstation · mozilla/firefox · mozilla/thunderbird
Source
security@mozilla.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.