FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.
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Fixes

Solution

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Workaround

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History

Thu, 15 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Description FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-15T15:15:32.073Z

Reserved: 2026-09-22T00:00:00.000Z

Link: CVE-2026-95155

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-15T16:18:24.470

Modified: 2026-10-15T16:18:24.470

Link: CVE-2026-95155

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses

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