Maven/com.fasterxml.jackson.core:jackson-databind CVE-2026-54516: medium 5.3, EPSS 0.45%
jackson-databind's renamed @JsonIgnore'd setters can deserialize via private fields
Action: Upgrade com.fasterxml.jackson.core:jackson-databind to 2.21.4 (2.x) or 3.1.4 (3.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.21.0 | 2.21.4 | - |
| 3.0.0 | 3.1.4 | - |
Fixed versions
| 2.21.4 | 3.1.4 |
Sources
- osv: GHSA-9fxm-vc8v-hj55
- https://github.com/FasterXML/jackson-databind/security/advisories/GHSA-9fxm-vc8v-hj55
- https://nvd.nist.gov/vuln/detail/CVE-2026-54516
- https://github.com/FasterXML/jackson-databind/pull/5967
- https://github.com/FasterXML/jackson-databind/pull/5968
- https://github.com/FasterXML/jackson-databind/commit/c3d56dd25d52319828147c5b9aeabf2d485c250a
- https://github.com/FasterXML/jackson-databind/commit/e88cb17006b6af4883b973058f0bb6486e5074af
- https://github.com/FasterXML/jackson-databind
CVE-2026-54516 · published · modified · JSON