CVE-2026-52746

CVE-2026-52746 concerns the JSONata language. Affected: jsonata prior to version 2.2.0. Issue: 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 evaluating 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...