It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

Related CVEs

CVE-2019-11752

Key Information

GHSA ID

GHSA-5xqq-gc4j-mg29

Published

May 24, 2022 4:57 PM

Last Modified

April 4, 2024 2:01 AM

CVSS Score

7.5 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: September 9, 2025 6:37 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.