[UPDATE] [high] FasterXML Jackson: Multiple vulnerabilities

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.

Details

Source

CERT-Bund (BSI) Security Advisories (DE · national-cert · site)

Severity

high

Published

2026-07-10

Exploitation

Not in CISA KEV at last sync

Language

Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2058

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

• Low exploitation riskCVE-2026-501930.62% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all scored CVEs.
• Low exploitation riskCVE-2026-545120.62% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all scored CVEs.
• Low exploitation riskCVE-2026-545130.69% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 49% of all scored CVEs.
• Low exploitation riskCVE-2026-545140.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all scored CVEs.
• Low exploitation riskCVE-2026-545150.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all scored CVEs.
• Low exploitation riskCVE-2026-545160.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all scored CVEs.
• Low exploitation riskCVE-2026-545170.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all scored CVEs.
• Low exploitation riskCVE-2026-545180.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 11% of all scored CVEs.

Referenced CVEs

Recent advisories for FasterXML Jackson

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

• medium[UPDATE] [medium] FasterXML Jackson: Vulnerability allows bypassing security measurescert-bund · 2026-07-07
• medium[UPDATE] [medium] FasterXML Jackson: Vulnerability allows Denial of Servicecert-bund · 2026-07-06
• low[UPDATE] [low] FasterXML Jackson: Vulnerability allows information disclosurecert-bund · 2026-07-06
• medium[UPDATE] [medium] FasterXML Jackson: Multiple vulnerabilities allow Denial of Servicecert-bund · 2026-07-06

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