| Release Date: | 2026-08-18 | |
| Impact: | Low | What is this? |
Mitigation bypass in the Data Loss Prevention component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
See more information about CVE-2026-74983 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
| Base Score: | 3.4 |
| Vector String: | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N |
| Version: | 3.1 |
| Attack Vector: | Network |
| Attack Complexity: | High |
| Privileges Required: | None |
| User Interaction: | Required |
| Scope: | Changed |
| Confidentiality Impact: | Low |
| Integrity Impact: | None |
| Availability Impact: | None |
| Platform | Errata | Release Date |
| Oracle Linux version 10 (firefox) | ELSA-2026-58899 | 2026-08-24 |
| Oracle Linux version 8 (firefox) | ELSA-2026-58898 | 2026-08-24 |
| Oracle Linux version 9 (firefox) | ELSA-2026-58897 | 2026-08-24 |
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections: