CVE-2026-54516
A remote, anonymous attacker can exploit multiple vulnerabilities in FasterXML Jackson to bypass protections and authorization rules, manipulate data, disclose information, or cause a Denial-of-Service.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit multiple vulnerabilities in FasterXML Jackson to bypass protections and authorization rules, manipulate data, disclose information, or cause a Denial-of-Service.
- Who is affected
- Deployments of FasterXML Jackson are affected.
- Urgency
- Remediation is high urgency due to the potential for serious security breaches.
- Action
- Update to the latest version of FasterXML Jackson.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all EPSS-scored CVEs.
Advisory coverage (1)
- high[UPDATE] [high] FasterXML Jackson: Multiple vulnerabilitiescert-bund · 2026-07-10
External references
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[](https://www.csirts.com/cve/CVE-2026-54516)