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 …
Published: 2026-07-17 · CVSS: 7.5 · CVSS 3.1
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. This issue is fixed in version 2.2.0 and 1.8.9.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7