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.
Metrics
Affected Vendors & Products
References
History
Mon, 03 Aug 2026 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | JSONata is a JSON query and transformation language. Prior to 2.2.0, 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. | 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. |
| References |
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Fri, 17 Jul 2026 21:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Jsonata-js
Jsonata-js jsonata |
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| Vendors & Products |
Jsonata-js
Jsonata-js jsonata |
Fri, 17 Jul 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Fri, 17 Jul 2026 19:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | JSONata is a JSON query and transformation language. Prior to 2.2.0, malicious non-matching inputs to the $toMillis function can cause superlinear backtracking in the ISO-8601 validation regex, leading to denial of service in applications that evaluate user-provided JSONata expressions. This issue is fixed in version 2.2.0. | |
| Title | JSONata: Malicious inputs to "$toMillis" function can cause resource exhaustion | |
| Weaknesses | CWE-1333 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-07-17T18:32:47.173Z
Updated: 2026-08-03T20:50:28.984Z
Reserved: 2026-06-08T14:00:43.573Z
Link: CVE-2026-52746
Updated: 2026-07-17T19:44:43.837Z
Status : Modified
Published: 2026-07-17T19:17:16.500
Modified: 2026-08-03T21:16:40.620
Link: CVE-2026-52746
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