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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2023-23603

Calls to console.log allowed bypassing Content Security Policy via format directive

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Regular expressions used to filter out forbidden properties and values from style directives in calls to `console.log` weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109, Firefox ESR < 102.7, and Thunderbird < 102.7.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • unspecified to < 109affected

Mozilla Firefox ESR

  • unspecified to < 102.7affected

Mozilla Thunderbird

  • unspecified to < 102.7affected

References