CVE-2026-124540 | JSON::XS up to 4.04 Tagged Value Decoder decode_tag stack-based overflow

November 14, 2026 Yanac

A vulnerability was found in JSON::XS up to 4.04 and classified as problematic. This affects the function decode_tag of the component Tagged Value Decoder. Executing a manipulation can lead to stack-based buffer overflow.

The identification of this vulnerability is CVE-2026-124540. The attack may be launched remotely. There is no exploit available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More