CVE-2022-42930

If two Workers were simultaneously initializing their CacheStorage, a data race could have...

7.1 HighFix available

If two Workers were simultaneously initializing their CacheStorage, a data race could have occurred in the ThirdPartyUtil component. This vulnerability affects Firefox < 106.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.42%Down 0.5 points since Dec 23, 2022

What each source reports

NVD Score used 7.1

If two Workers were simultaneously initializing their CacheStorage, a data race could have occurred in the ThirdPartyUtil component. This vulnerability affects Firefox < 106.

Record: CVE-2022-42930
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

CVE List 7.1

If two Workers were simultaneously initializing their CacheStorage, a data race could have occurred in the ThirdPartyUtil component. This vulnerability affects Firefox < 106.

Record: CVE-2022-42930
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

EUVDEUVD-2022-45986 7.1

If two Workers were simultaneously initializing their CacheStorage, a data race could have occurred in the ThirdPartyUtil component. This vulnerability affects Firefox < 106.

Record: EUVD-2022-45986
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-737f-pfm5-cmq6 7.1

If two Workers were simultaneously initializing their CacheStorage, a data race could have...

If two Workers were simultaneously initializing their CacheStorage, a data race could have occurred in the <code>ThirdPartyUtil</code> component. This vulnerability affects Firefox < 106.

Record: GHSA-737f-pfm5-cmq6
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-42930 7.1

If two Workers were simultaneously initializing their CacheStorage, a data race could have occurred in the ThirdPartyUtil component. This vulnerability affects Firefox < 106.

Record: UBUNTU-CVE-2022-42930
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVopenSUSE-SU-2024:12429-1 No score

MozillaFirefox-106.0-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-106.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:12429-1
Updated: 2026-11-02

OSVopenSUSE-SU-2024:14572-1 No score

firefox-esr-128.5.1-1.1 on GA media

These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:14572-1
Updated: 2026-11-02

OSVUSN-5709-1 No score

firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. (CVE-2022-42927, CVE-2022-42928, CVE-2022-42929, CVE-2022-42930, CVE-2022-42932)

It was discovered that Firefox saved usernames to a plaintext file. A local user could potentially exploit this to obtain sensitive information. (CVE-2022-42931)

Record: USN-5709-1
Updated: 2026-11-02

Affected products

mozilla firefox

Affected packages

Affected packages
Package	Affected	Fixed
`firefox` Ubuntu:18.04:LTS	before 106.0.2+build1-0ubuntu0.18.04.1, plus listed versions 56.0+build6-0ubuntu157.0.1+build2-0ubuntu159.0.1+build1-0ubuntu159.0.2+build1-0ubuntu160.0+build2-0ubuntu1 Show 45 moreShow less 60.0.1+build2-0ubuntu0.18.04.160.0.2+build1-0ubuntu0.18.04.161.0+build3-0ubuntu0.18.04.161.0.1+build1-0ubuntu0.18.04.162.0+build2-0ubuntu0.18.04.362.0+build2-0ubuntu0.18.04.462.0+build2-0ubuntu0.18.04.562.0.3+build1-0ubuntu0.18.04.163.0+build2-0ubuntu0.18.04.263.0.3+build1-0ubuntu0.18.04.164.0+build3-0ubuntu0.18.04.165.0+build2-0ubuntu0.18.04.165.0.1+build2-0ubuntu0.18.04.166.0+build3-0ubuntu0.18.04.166.0.1+build1-0ubuntu0.18.04.166.0.2+build1-0ubuntu0.18.04.166.0.3+build1-0ubuntu0.18.04.166.0.4+build3-0ubuntu0.18.04.166.0.5+build1-0ubuntu0.18.04.167.0+build2-0ubuntu0.18.04.167.0.1+build1-0ubuntu0.18.04.167.0.2+build2-0ubuntu0.18.04.167.0.3+build1-0ubuntu0.18.04.167.0.4+build1-0ubuntu0.18.04.168.0+build3-0ubuntu0.18.04.168.0.1+build1-0ubuntu0.18.04.168.0.2+build1-0ubuntu0.18.04.169.0+build2-0ubuntu0.18.04.169.0.1+build1-0ubuntu0.18.04.169.0.2+build1-0ubuntu0.18.04.170.0+build2-0ubuntu0.18.04.170.0.1+build1-0ubuntu0.18.04.171.0+build5-0ubuntu0.18.04.172.0.1+build1-0ubuntu0.18.04.172.0.2+build1-0ubuntu0.18.04.173.0+build3-0ubuntu0.18.04.173.0.1+build1-0ubuntu0.18.04.174.0+build3-0ubuntu0.18.04.174.0.1+build1-0ubuntu0.18.04.175.0+build3-0ubuntu0.18.04.176.0+build2-0ubuntu0.18.04.176.0.1+build1-0ubuntu0.18.04.177.0.1+build1-0ubuntu0.18.04.178.0.1+build1-0ubuntu0.18.04.178.0.2+build2-0ubuntu0.18.04.1	106.0.2+build1-0ubuntu0.18.04.1
`firefox` Ubuntu:20.04:LTS	before 106.0.2+build1-0ubuntu0.20.04.1, plus listed versions 69.0.3+build1-0ubuntu170.0+build2-0ubuntu170.0+build2-0ubuntu270.0.1+build1-0ubuntu271.0+build2-0ubuntu2 Show 45 moreShow less 71.0+build5-0ubuntu172.0.1+build1-0ubuntu172.0.2+build1-0ubuntu173.0+build1-0ubuntu173.0+build2-0ubuntu173.0+build3-0ubuntu173.0.1+build1-0ubuntu174.0+build1-0ubuntu174.0+build2-0ubuntu174.0+build2-0ubuntu274.0+build3-0ubuntu175.0+build3-0ubuntu176.0+build2-0ubuntu0.20.04.176.0.1+build1-0ubuntu0.20.04.177.0.1+build1-0ubuntu0.20.04.178.0.1+build1-0ubuntu0.20.04.178.0.2+build2-0ubuntu0.20.04.179.0+build1-0ubuntu0.20.04.180.0+build2-0ubuntu0.20.04.180.0.1+build1-0ubuntu0.20.04.181.0+build2-0ubuntu0.20.04.181.0.2+build1-0ubuntu0.20.04.182.0+build2-0ubuntu0.20.04.182.0.2+build1-0ubuntu0.20.04.182.0.3+build1-0ubuntu0.20.04.183.0+build2-0ubuntu0.20.04.184.0+build3-0ubuntu0.20.04.184.0.1+build1-0ubuntu0.20.04.184.0.2+build1-0ubuntu0.20.04.185.0+build1-0ubuntu0.20.04.185.0.1+build1-0ubuntu0.20.04.186.0+build3-0ubuntu0.20.04.186.0.1+build1-0ubuntu0.20.04.187.0+build3-0ubuntu0.20.04.288.0+build2-0ubuntu0.20.04.188.0.1+build1-0ubuntu0.20.04.289.0+build2-0ubuntu0.20.04.289.0.1+build1-0ubuntu0.20.04.189.0.2+build1-0ubuntu0.20.04.190.0+build1-0ubuntu0.20.04.190.0.2+build1-0ubuntu0.20.04.191.0+build2-0ubuntu0.20.04.191.0.1+build1-0ubuntu0.20.04.191.0.2+build1-0ubuntu0.20.04.192.0+build3-0ubuntu0.20.04.1	106.0.2+build1-0ubuntu0.20.04.1
`thunderbird` Ubuntu:20.04:LTS	before 1:102.4.2+build2-0ubuntu0.20.04.1, plus listed versions 1:68.1.2+build1-0ubuntu11:68.1.2+build1-0ubuntu21:68.2.1+build1-0ubuntu11:68.2.2+build1-0ubuntu11:68.3.0+build2-0ubuntu1 Show 21 moreShow less 1:68.3.1+build1-0ubuntu21:68.4.1+build1-0ubuntu11:68.4.2+build2-0ubuntu11:68.5.0+build1-0ubuntu11:68.6.0+build2-0ubuntu11:68.7.0+build1-0ubuntu11:68.7.0+build1-0ubuntu21:68.8.0+build2-0ubuntu0.20.04.21:68.10.0+build1-0ubuntu0.20.04.11:78.7.1+build1-0ubuntu0.20.04.11:78.8.1+build1-0ubuntu0.20.04.11:78.11.0+build1-0ubuntu0.20.04.21:78.13.0+build1-0ubuntu0.20.04.21:78.14.0+build1-0ubuntu0.20.04.11:78.14.0+build1-0ubuntu0.20.04.21:91.5.0+build1-0ubuntu0.20.04.11:91.7.0+build2-0ubuntu0.20.04.11:91.8.1+build1-0ubuntu0.20.04.11:91.9.1+build1-0ubuntu0.20.04.11:91.11.0+build2-0ubuntu0.20.04.11:102.2.2+build1-0ubuntu0.20.04.1	1:102.4.2+build2-0ubuntu0.20.04.1
`thunderbird` Ubuntu:22.04:LTS	before 1:102.4.2+build2-0ubuntu0.22.04.1, plus listed versions 1:91.1.2+build1-0ubuntu11:91.3.0+build2-0ubuntu11:91.3.1+build1-0ubuntu11:91.3.2+build1-0ubuntu11:91.4.0+build1.1-0ubuntu1 Show 10 moreShow less 1:91.4.0+build2-0ubuntu11:91.5.0+build1-0ubuntu11:91.5.1+build1-0ubuntu11:91.6.1+build1-0ubuntu11:91.7.0+build1-0ubuntu11:91.7.0+build2-0ubuntu11:91.8.0+build2-0ubuntu11:91.9.1+build1-0ubuntu0.22.04.11:91.11.0+build2-0ubuntu0.22.04.11:102.2.2+build1-0ubuntu0.22.04.1	1:102.4.2+build2-0ubuntu0.22.04.1
`firefox` Ubuntu:18.04:LTS From an advisory covering 6 CVEs	before 106.0.2+build1-0ubuntu0.18.04.1, plus listed versions 56.0+build6-0ubuntu157.0.1+build2-0ubuntu159.0.1+build1-0ubuntu159.0.2+build1-0ubuntu160.0+build2-0ubuntu1 Show 45 moreShow less 60.0.1+build2-0ubuntu0.18.04.160.0.2+build1-0ubuntu0.18.04.161.0+build3-0ubuntu0.18.04.161.0.1+build1-0ubuntu0.18.04.162.0+build2-0ubuntu0.18.04.362.0+build2-0ubuntu0.18.04.462.0+build2-0ubuntu0.18.04.562.0.3+build1-0ubuntu0.18.04.163.0+build2-0ubuntu0.18.04.263.0.3+build1-0ubuntu0.18.04.164.0+build3-0ubuntu0.18.04.165.0+build2-0ubuntu0.18.04.165.0.1+build2-0ubuntu0.18.04.166.0+build3-0ubuntu0.18.04.166.0.1+build1-0ubuntu0.18.04.166.0.2+build1-0ubuntu0.18.04.166.0.3+build1-0ubuntu0.18.04.166.0.4+build3-0ubuntu0.18.04.166.0.5+build1-0ubuntu0.18.04.167.0+build2-0ubuntu0.18.04.167.0.1+build1-0ubuntu0.18.04.167.0.2+build2-0ubuntu0.18.04.167.0.3+build1-0ubuntu0.18.04.167.0.4+build1-0ubuntu0.18.04.168.0+build3-0ubuntu0.18.04.168.0.1+build1-0ubuntu0.18.04.168.0.2+build1-0ubuntu0.18.04.169.0+build2-0ubuntu0.18.04.169.0.1+build1-0ubuntu0.18.04.169.0.2+build1-0ubuntu0.18.04.170.0+build2-0ubuntu0.18.04.170.0.1+build1-0ubuntu0.18.04.171.0+build5-0ubuntu0.18.04.172.0.1+build1-0ubuntu0.18.04.172.0.2+build1-0ubuntu0.18.04.173.0+build3-0ubuntu0.18.04.173.0.1+build1-0ubuntu0.18.04.174.0+build3-0ubuntu0.18.04.174.0.1+build1-0ubuntu0.18.04.175.0+build3-0ubuntu0.18.04.176.0+build2-0ubuntu0.18.04.176.0.1+build1-0ubuntu0.18.04.177.0.1+build1-0ubuntu0.18.04.178.0.1+build1-0ubuntu0.18.04.178.0.2+build2-0ubuntu0.18.04.1	106.0.2+build1-0ubuntu0.18.04.1
`firefox` Ubuntu:20.04:LTS From an advisory covering 6 CVEs	before 106.0.2+build1-0ubuntu0.20.04.1, plus listed versions 69.0.3+build1-0ubuntu170.0+build2-0ubuntu170.0+build2-0ubuntu270.0.1+build1-0ubuntu271.0+build2-0ubuntu2 Show 45 moreShow less 71.0+build5-0ubuntu172.0.1+build1-0ubuntu172.0.2+build1-0ubuntu173.0+build1-0ubuntu173.0+build2-0ubuntu173.0+build3-0ubuntu173.0.1+build1-0ubuntu174.0+build1-0ubuntu174.0+build2-0ubuntu174.0+build2-0ubuntu274.0+build3-0ubuntu175.0+build3-0ubuntu176.0+build2-0ubuntu0.20.04.176.0.1+build1-0ubuntu0.20.04.177.0.1+build1-0ubuntu0.20.04.178.0.1+build1-0ubuntu0.20.04.178.0.2+build2-0ubuntu0.20.04.179.0+build1-0ubuntu0.20.04.180.0+build2-0ubuntu0.20.04.180.0.1+build1-0ubuntu0.20.04.181.0+build2-0ubuntu0.20.04.181.0.2+build1-0ubuntu0.20.04.182.0+build2-0ubuntu0.20.04.182.0.2+build1-0ubuntu0.20.04.182.0.3+build1-0ubuntu0.20.04.183.0+build2-0ubuntu0.20.04.184.0+build3-0ubuntu0.20.04.184.0.1+build1-0ubuntu0.20.04.184.0.2+build1-0ubuntu0.20.04.185.0+build1-0ubuntu0.20.04.185.0.1+build1-0ubuntu0.20.04.186.0+build3-0ubuntu0.20.04.186.0.1+build1-0ubuntu0.20.04.187.0+build3-0ubuntu0.20.04.288.0+build2-0ubuntu0.20.04.188.0.1+build1-0ubuntu0.20.04.289.0+build2-0ubuntu0.20.04.289.0.1+build1-0ubuntu0.20.04.189.0.2+build1-0ubuntu0.20.04.190.0+build1-0ubuntu0.20.04.190.0.2+build1-0ubuntu0.20.04.191.0+build2-0ubuntu0.20.04.191.0.1+build1-0ubuntu0.20.04.191.0.2+build1-0ubuntu0.20.04.192.0+build3-0ubuntu0.20.04.1	106.0.2+build1-0ubuntu0.20.04.1
`MozillaFirefox` openSUSE:Tumbleweed From an advisory covering 6 CVEs	before 106.0-1.1	106.0-1.1
`firefox-esr` openSUSE:Tumbleweed From an advisory covering 1860 CVEs	before 128.5.1-1.1	128.5.1-1.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-42930 is a high vulnerability (CVSS 7.1) in Mozilla Firefox, published October 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in firefox 106.0.2+build1-0ubuntu0.18.04.1.

References

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This page doesn't list everything

Left out here: 128 versions and 1,674 references. The JSON record has them.