Vulnerability Details : CVE-2022-29916
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.
Products affected by CVE-2022-29916
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-29916
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-29916
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
References for CVE-2022-29916
-
https://www.mozilla.org/security/advisories/mfsa2022-16/
Security Vulnerabilities fixed in Firefox 100 — MozillaExploit;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2022-17/
Security Vulnerabilities fixed in Firefox ESR 91.9 — MozillaExploit;Vendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1760674
1760674 - (CVE-2022-29916) Utilizing CSS variables caused a browser behavior that leaks the information on visited linksExploit;Issue Tracking;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2022-18/
Security Vulnerabilities fixed in Thunderbird 91.9 — MozillaExploit;Vendor Advisory
Jump to