CVE-2026-109708
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- CVE-2026-109708
CVE Details
| Release Date: | 2026-10-13 | |
| Impact: | Important | What is this? |
Description
Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
See more information about CVE-2026-109708 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 8.8 |
| Vector String: | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Version: | 3.1 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | Required |
| Scope: | Unchanged |
| Confidentiality Impact: | High |
| Integrity Impact: | High |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 10 (firefox) | ELSA-2026-89758 | 2026-10-26 |
| Oracle Linux version 8 (firefox) | ELSA-2026-89756 | 2026-10-26 |
| Oracle Linux version 9 (firefox) | ELSA-2026-89757 | 2026-10-26 |
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections:
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