CVE-2026-52746 JSONata: Malicious inputs to "$toMillis" function can cause resource exhaustion

JSONata is a JSON query and transformation language. Prior to 2.2.0 and 1.8.9, malicious non-matching inputs to the $toMillis function can cause superlinear backtracking in the ISO-8601 validation regex, leading to denial of service in applications that evaluate user-provided JSONata expressions...

GHSA-86VW-MFPG-WWV9 jsonata: Malicious inputs to "$toMillis" function can cause resource exhaustion

Impact Before JSONata 2.2.0 and 1.8.9, it is possible to craft non-matching inputs to the $toMillis function that cause superlinear backtracking in the ISO-8601 validation regex. This may lead to denial of service in applications that evaluate user-provided JSONata expressions. Patches This issue...

The vulnerability of the JSONata data transformation software lies in the uncontrolled modification of prototype attributes, allowing attackers to execute arbitrary code or cause service failures.

The vulnerability of the JSONata data transformation software is related to uncontrolled changes to object prototype attributes. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause service failures...