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VULNERABILITIES

CVE-2022-29916 Details

Description

Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CNA: CISA-ADPCVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://bugzilla.mozilla.org/show_bug.cgi?id=1760674 CVEExploitIssue TrackingVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-16/ CVEExploitVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-17/ CVEExploitVendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-18/ CVEExploitVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1760674 [email protected]ExploitIssue TrackingVendor Advisory

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]
CWE-200Exposure of Sensitive Information to an Unauthorized ActorCISA-ADP

Affected Products

ProductVersions
mozilla firefox
< 100.0

CPE

  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
mozilla firefox esr
< 91.9

CPE

  • cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
mozilla thunderbird
< 91.9

CPE

  • cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-29916
NVD Published Date:
Dec 22, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2022-29916 Details - Not Deferred