Highlights
Code Injection: 1 prior fix. Scrutinize any change in this area.
src/Engine.php: most-fixed (1 issue). Treat as high-risk during review.
2 high-severity fixes in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Remote Code Execution: Attackers can exploit arbitrary PHP code injection if the template class prefix configuration option is not strictly validated against safe class-name patterns before being processed in dynamic evaluations.
Code Injection: Untrusted section names placed within PHP comments in compiled templates can break out of comment blocks, allowing arbitrary code injection during template compilation.