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CVE-2022-26382

Date: December 22, 2022

While the text displayed in Autofill tooltips cannot be directly read by JavaScript, the text was rendered using page fonts. Side-channel attacks on the text by using specially crafted fonts could have lead to this text being inferred by the webpage. This vulnerability affects Firefox < 98.

Language: C++

Severity Score

Related Resources (7)

https://www.mozilla.org/security/advisories/mfsa2022-10/
https://nvd.nist.gov/vuln/detail/CVE-2022-26382
https://github.com/mozilla/gecko-dev/commit/217eaa9e997348be4c9c5aacc6ba8c4f3c1f4054
https://security.alpinelinux.org/vuln/CVE-2022-26382
https://bugzilla.mozilla.org/show_bug.cgi?id=1741888
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-26382
https://www.mend.io/vulnerability-database/CVE-2022-26382

Severity Score

Weakness Type (CWE)

Observable Discrepancy

CWE-203

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

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