GHSA-f9hv-mg5h-xcw9: jackson-databind fixed in 2.9.8, 2.8.11.3 and 2.7.9.5

GHSA-f9hv-mg5h-xcw9 PUBLISHED CVSS 9.800000190734863 CRITICAL

Deserialization of Untrusted Data in jackson-databind due to polymorphic deserialization

Record from GitHub Advisory Database · Published January 4, 2019

jackson-databind is fixed in 2.9.8, 2.8.11.3 and 2.7.9.5 (Maven Central)

Deserialization of Untrusted Data in jackson-databind due to polymorphic deserialization

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
com.fasterxml.jackson.core:jackson-databind	Maven Central	2.9.8, 2.8.11.3, 2.7.9.5
hive	Chainguard	4.0.1-r1

Risk scores

CVSS 3.0

9.800000190734863

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Vendor	Product	Versions
Maven	com.fasterxml.jackson.core:jackson-databind	2.9.0, 2.8.0, 2.7.0
chainguard	hive	0

Timeline

Jan 4, 2019 CVE Published
Apr 9, 2026 Distribution Patch (14 in total, the first dated here)
Apr 9, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-f9hv-mg5h-xcw9
vulnetix vdb fixes GHSA-f9hv-mg5h-xcw9

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curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-f9hv-mg5h-xcw9/fixes/registry"

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References

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