Name: CVE-2026-8093: Improper Restriction of Operations within the Bounds of a Memory Buffer
Creator: Rapid7
Published: 2026-05-07T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-8093, CWE-119, CWE-120, CVSS 8.1, EPSS 0.00323

Memory safety bugs present in Thunderbird 150.0.1. 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 150.0.2 and Thunderbird 150.0.2.

CVSS Details

CVSS 3.1 Base Score: 8.1
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Freebsd	—	Upgrade firefox	May 13, 2026	May 8, 2026
Mfsa2026 40	—	Upgrade to Mozilla Firefox version 150.0.2Upgrade to the latest version of Mozilla Firefox	May 7, 2026	May 7, 2026
Mozilla Thunderbird	—	Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 150.0.2	May 10, 2026	May 8, 2026

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CVSS Details

Covered by Rapid7

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