CVE-2023-3600

8.8 HIGH

Published: July 12, 2023 Modified: December 18, 2025

Description

During the worker lifecycle, a use-after-free condition could have occurred, which could have led to a potentially exploitable crash. This vulnerability affects Firefox < 115.0.2, Firefox ESR < 115.0.2, and Thunderbird < 115.0.1.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1839703

Source: security@mozilla.org

Issue Tracking Permissions Required Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2023-26/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2023-27/

Source: security@mozilla.org

Vendor Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1839703

Source: af854a3a-2127-422b-91ae-364da2661108

Issue Tracking Permissions Required Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2023-26/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2023-27/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.8 / 10.0

EPSS (Exploit Probability)

0.2%

40th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-416

Affected Vendors

mozilla

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