Archive · Firefox
Release — Firefox · 2026-05-19
CVEs 31
| CVE | Component | Class | Severity | ITW | Fix | RCA |
|---|---|---|---|---|---|---|
| CVE-2026-8945 | Core | Sandbox Escape | High | — | ● | — |
| CVE-2026-8946 | Media | Logic Error | High | — | ● | — |
| CVE-2026-8947 | DOM | UAF | High | — | ● | — |
| CVE-2026-8948 | Networking | Cross Origin | High | — | ● | — |
| CVE-2026-8949 | Core | Integer Overflow | Medium | — | — | — |
| CVE-2026-8950 | Networking | Cross Origin | Medium | — | ● | — |
| CVE-2026-8951 | Core | Logic Error | Medium | — | ● | — |
| CVE-2026-8952 | Toolkit | Logic Error | Medium | — | ● | — |
| CVE-2026-8953 | Core | UAF | Medium | — | ● | — |
| CVE-2026-8954 | DOM | Integer Overflow | Medium | — | ● | — |
| CVE-2026-8955 | DOM | Logic Error | Medium | — | ● | — |
| CVE-2026-8956 | Core | Integer Overflow | Medium | — | ● | — |
| CVE-2026-8957 | Toolkit | Logic Error | Medium | — | ● | — |
| CVE-2026-8958 | Security/NSS | Sandbox Escape | Medium | — | ● | — |
| CVE-2026-8959 | Widget | Sandbox Escape | Medium | — | ● | — |
| CVE-2026-8960 | Core | Logic Error | Low | — | ● | — |
| CVE-2026-8961 | Core | Logic Error | Low | — | ● | — |
| CVE-2026-8962 | Networking | Logic Error | Low | — | ● | — |
| CVE-2026-8963 | DOM | Logic Error | Low | — | ● | — |
| CVE-2026-8964 | Toolkit | Logic Error | Low | — | ● | — |
| CVE-2026-8965 | DOM | Logic Error | Low | — | ● | — |
| CVE-2026-8966 | Toolkit | Logic Error | Low | — | ● | — |
| CVE-2026-8967 | DOM | Logic Error | Low | — | ● | — |
| CVE-2026-8968 | DOM | Logic Error | Low | — | ● | — |
| CVE-2026-8969 | DOM | Logic Error | Low | — | ● | — |
| CVE-2026-8970 | Toolkit | Logic Error | Low | — | ● | — |
| CVE-2026-8971 | Core | Cross Origin | Low | — | ● | — |
| CVE-2026-8972 | DOM | Logic Error | Low | — | ● | — |
| CVE-2026-8973 | DOM | Memory Corruption | High | — | ● | — |
| CVE-2026-8974 | Networking | Memory Corruption | Medium | — | ● | — |
| CVE-2026-8975 | Networking | Memory Corruption | High | — | ● | — |