CVE-2026-12326

Katalog CVE

CVSS 8.1 · High EPSS 0,36%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada mozilla firefox, mozilla thunderbird. Skor CVSS 3.1 8.1 (High) menurut CISA ADP.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

16 Juni 2026

Terakhir diubah

15 Juli 2026

Status NVD

Modified

CVSS 3.1

8.1 (High), sumber CISA ADP
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-825: Expired Pointer Dereference

EPSS (30 hari)

0,36% peluang dieksploitasi; lebih tinggi dari 28,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2026-57/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-60/ advisory vendor
• https://bugzilla.mozilla.org/buglist.cgi?bug_id=1767455%2C2004308%2C2024445%2C2028182%2C2029765%2C2029883%2C20... broken link
• https://bugzilla.mozilla.org/buglist.cgi?bug_id=2021955%2C2025960%2C2029066%2C2029403%2C2029435%2C2029803%2C20... broken link
• https://bugzilla.mozilla.org/buglist.cgi?bug_id=2039050%2C2042718%2C2042760%2C2044831%2C2045307%2C2045398%2C20... broken link
• https://access.redhat.com/security/cve/CVE-2026-12326
• https://bugzilla.redhat.com/show_bug.cgi?id=2489222
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-12326.json