← back
CVE-2023-5171

CVE-2023-5171

EPSS 1.0%
During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing an attacker to write two NUL bytes, and cause a potentially exploitable crash. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →