CVE-2026-3446 | Python CPython up to 3.13.12/3.14.3/3.15.0a7 b64decode

A vulnerability, which was classified as problematic, was found in Python CPython up to 3.13.12/3.14.3/3.15.0a7. Affected by this issue is the function b64decode. Such manipulation leads to an unknown weakness. This vulnerability is listed as CVE-2026-3446. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.