6.5
Medium
CVE-2024-0753 In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain
Description
In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 122 | earliest → < 122 | 122 |
| Firefox ESR 115.7 | earliest → < 115.7 | 115.7 |
| Thunderbird 115.7 | earliest → < 115.7 | 115.7 |