LiquidJS: memoryLimit Bypass through Negative Range Values Leads to Process Crash

Summary LiquidJS's memoryLimit security mechanism can be completely bypassed by using reverse range expressions e.g., 100000000..1, allowing an attacker to allocate unlimited memory. Combined with a string flattening operation e.g., replace filter, this causes a V8 Fatal error that crashes the...

PT-2026-28162

Name of the Vulnerable Software and Affected Versions LiquidJS versions prior to 10.25.1 Description LiquidJS’s memoryLimit security feature can be bypassed using reverse range expressions e.g., 100000000..1, allowing an attacker to allocate unlimited memory. When combined with a string flattenin...