PT-2026-61873

CVE-2026-16361

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Published

2026-07-21

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Updated

2026-08-10

Description by

CVSS 3.1
10
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Thunderbird ESR versions prior to 140.13 Firefox ESR versions prior to 115.38 Firefox ESR versions prior to 140.13
Description Memory safety bugs exist that may lead to memory corruption. These issues could potentially be exploited to execute arbitrary code.
Recommendations Update Thunderbird ESR to version 140.13. Update Firefox ESR to version 115.38. Update Firefox ESR to version 140.13.
Exploitability
Fix
Impacts
Vendors
Affected products
Related identifiers
ALSA-2026:47101
ALSA-2026:47104
ALSA-2026:47105
ALSA-2026:49621
ALSA-2026:49921
ALSA-2026:49922
CLSA-2026-1785839724
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-2026:11359-1
OPENSUSE-SU-2026:21519-1
RHSA-2026:54180
RHSA-2026:54181
RHSA-2026:54182
RHSA-2026:54185
RHSA-2026:54248
RHSA-2026:54249
RHSA-2026:54259
RHSA-2026:54339
SUSE-SU-2026:23115-1
SUSE-SU-2026:23137-1
SUSE-SU-2026:3200-1
SUSE-SU-2026:3221-1
SUSE-SU-2026:3546-1
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