CVE-2026-45100 | OpenSIPS prior 3.6.6/4.0.0-rc1 Base64 Encoding s.b64encode buffer overflow

A vulnerability categorized as very critical has been discovered in OpenSIPS. This impacts the function s.b64encode of the component Base64 Encoding. Such manipulation leads to buffer overflow. This vulnerability is listed as CVE-2026-45100. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the...