High severity · published Dec 22, 2022
CVE-2022-22763
When a worker is shutdown, it was possible to cause script to run late in the lifecycle, at a point after where it should not be possible
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
When a worker is shutdown, it was possible to cause script to run late in the lifecycle, at a point after where it should not be possible. This vulnerability affects Firefox < 96, Thunderbird < 91.6, and Firefox ESR < 91.6.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 96.0 · source: NVD
FE
Firefox Esr · Mozilla
before 91.6 · source: NVD
TH
Thunderbird · Mozilla
before 91.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-22763
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-22763
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1740534
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-01/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-05/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-06/
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