CVEvulnerability
CVE-2023-23603
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-06-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-770
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 configurations
• mozilla firefox (< 109.0)
• mozilla firefox esr (< 102.7)
• mozilla thunderbird (< 102.7)
Related
Weakness · CWE (1)
- CWE-770 Allocation of Resources Without Limits or Throttling weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1800832 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-01/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-02/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-03/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1800832 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-01/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-02/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-03/ Vendor Advisory