VDB
DEBIAN-CVE-2021-43536
DEBIAN-CVE-2021-43536
PUBLISHED
CVSS 6.5 MEDIUM
Under certain circumstances, asynchronous functions could have caused a navigation to fail but expose the target URL. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
Risk Scores
CVSS v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | thunderbird | 1:84.0~b3-1, 78.14.0-1, 78.14.0-1 |
| Debian:12 | thunderbird | 0, 0, 0 |
| Debian:13 | firefox-esr | 0, 0, 0 |
| Debian:12 | firefox-esr | 0, 0, 0 |
| Debian:11 | firefox-esr | *, *, * |
| Debian:14 | thunderbird | 0, 0, 0 |
| Debian:14 | firefox-esr | 0, 0, 0 |
| Debian:13 | thunderbird | 0, 0, 0 |
Timeline
- Dec 8, 2021 CVE Published
- Apr 28, 2026 CVE Updated