PYSEC-2026-3402 verl's math_equal() Vulnerable to Arbitrary Code Execution via Unsafe eval()

A vulnerability was identified in ByteDance verl up to 0.7.1. Affected is the function mathequal of the file primemath/grader.py. The manipulation leads to a sandbox issue. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be...