CVE-2026-12326highCWE-119CWE-825

CVE-2026-12326: falha de alta gravidade em Mozilla Firefox

Memory safety bugs fixed in Firefox 152 and Thunderbird 152

Publicada em · Atualizada em

21Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 8.1epss 0.4%
probabilidade de exploração
0.4%top 72% das CVEs
exploração observada
nãonenhuma fonte reporta
Memory safety bugs present in Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
Mozilla · FirefoxMozilla · Thunderbird
CVEs relacionadas — Mozilla Firefox

No mesmo produto, das mais perigosas para as menos.

CVE-2016-9079HIGHCVE-2016-9079EPSS 87.5%KEVCVE-2019-11708CRITICALCVE-2019-11708EPSS 55.9%KEVCVE-2019-17026HIGHCVE-2019-17026EPSS 46.3%KEVCVE-2019-11707HIGHCVE-2019-11707EPSS 37.7%KEVCVE-2024-9680CRITICALCVE-2024-9680EPSS 23.2%KEVCVE-2022-26485HIGHCVE-2022-26485EPSS 14.3%KEV
Referências
https://access.redhat.com/security/cve/CVE-2026-12326https://bugzilla.mozilla.org/buglist.cgi?bug_id=1767455%2C2004308%2C2024445%2C2028182%2C2029765%2C2029883%2C2030110%2C2030149%2C2030366%2C2030374%2C2030564%2C2031120%2C2033411%2C2038695%2C2042465%2C2042781%2C2042907https://bugzilla.mozilla.org/buglist.cgi?bug_id=2021955%2C2025960%2C2029066%2C2029403%2C2029435%2C2029803%2C2030570%2C2030573%2C2032264%2C2033234%2C2034816%2C2035907%2C2035963%2C2036895%2C2036898%2C2036907%2C2036909%2C2036928%2C2036931%2C2036932%2C2036934%2C2039238%2C2039463https://bugzilla.mozilla.org/buglist.cgi?bug_id=2039050%2C2042718%2C2042760%2C2044831%2C2045307%2C2045398%2C2045516%2C2045572%2C2041741%2C2044433https://bugzilla.redhat.com/show_bug.cgi?id=2489222https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-12326.jsonhttps://www.mozilla.org/security/advisories/mfsa2026-57/https://www.mozilla.org/security/advisories/mfsa2026-60/