CVE-2022-29912

Mozilla: Reader mode bypassed SameSite cookies

Published Dec 22, 2022 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Description
Requests initiated through reader mode did not properly omit cookies with a SameSite attribute. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-2994-1 firefox-esr security update
Debian DLA Debian DLA DLA-3020-1 thunderbird security update
Debian DSA Debian DSA DSA-5129-1 firefox-esr security update
Debian DSA Debian DSA DSA-5141-1 thunderbird security update
EUVD EUVD EUVD-2022-34222 Requests initiated through reader mode did not properly omit cookies with a SameSite attribute. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
Ubuntu USN Ubuntu USN USN-5411-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-5435-1 Thunderbird vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses
  • CWE-565

    Reliance on Cookies without Validation and Integrity Checking

  • CWE-601

    URL Redirection to Untrusted Site ('Open Redirect')

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Apr 15, 2025, 8:05 PM
Reserved
Apr 29, 2022, 12:00 AM
Status
Modified
Published
Dec 22, 2022, 8:15 PM
Modified
Jun 17, 2026, 4:40 AM
Severity
Moderate
Public date
May 3, 2022, 12:00 AM