PT-2026-61924 · Mozilla+1 · Firefox+2

CVE-2026-16412

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Published

2026-07-21

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Updated

2026-08-31

CVSS v3.1

10

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Firefox version 152 Firefox ESR version 140.12 Thunderbird version 152 Thunderbird ESR version 140.12
Description Memory safety bugs were identified that showed evidence of memory corruption. These issues could potentially be exploited to execute arbitrary code.
Recommendations Update Firefox to version 153. Update Firefox ESR to version 140.13. Update Thunderbird to version 153. Update Thunderbird ESR to version 140.13.

Fix

DoS

Buffer Overflow

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dbugs@ptsecurity.com

Weakness Enumeration

CWE-119

Related Identifiers

ALSA-2026:47101
ALSA-2026:47104
ALSA-2026:47105
ALSA-2026:49621
ALSA-2026:49921
ALSA-2026:49922
CVE-2026-16412
OESA-2026-3195
OESA-2026-3196
OESA-2026-3225
OESA-2026-3226
OESA-2026-3227
OESA-2026-3228
OPENSUSE-SU-2026:11329-1
OPENSUSE-SU-2026:11358-1
OPENSUSE-SU-2026:11359-1
OPENSUSE-SU-2026:21519-1
OPENSUSE-SU-2026:21713-1
SUSE-SU-2026:23115-1
SUSE-SU-2026:23137-1
SUSE-SU-2026:23411-1
SUSE-SU-2026:3200-1
SUSE-SU-2026:3221-1
SUSE-SU-2026:3546-1

Affected Products

Firefox
Rocky Linux
Thunderbird