# com.fasterxml.jackson.dataformat:jackson-dataformat-protobuf (Maven) vulnerabilities

2 known vulnerabilities (2 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 2.22.4 (Oct 17, 2026): no advisory affects it
- Newest unaffected release: 2.22.4 (Oct 17, 2026), the latest release
- Dependents: 0
- Releases: 149 since 2.6.0 (Jul 20, 2015)
- Registry: https://central.sonatype.com/artifact/com.fasterxml.jackson.dataformat/jackson-dataformat-protobuf
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-110747: 2.21.6 to 2.21.7 (2.21.8 is outside it); 2.22.0 to 2.22.3 (2.22.4 is outside it)
- CVE-2026-104016: 2.6.0 to 2.18.11 (2.18.12 is outside it); 2.19.0 to 2.21.7 (2.21.8 is outside it); 2.22.0 to 2.22.3 (2.22.4 is outside it)

## Advisories (2)

### [CVE-2026-110747](https://cve.now/CVE-2026-110747): jackson-dataformat-protobuf: integer overflow in ProtobufParser.\_readStringKey() allows OutOfMemoryError from an 8-byte payload

- Severity: High 7.5
- Published: Oct 28, 2026
- Affected: from 2.21.6, fixed in 2.21.8; from 2.22.0, fixed in 2.22.4.
- Fixed in 2.21.8 (released Oct 18, 2026, 10 days before disclosure) and 2.22.4 (released Oct 17, 2026, 11 days before disclosure).
- The latest release, 2.22.4, is not affected.

### [CVE-2026-104016](https://cve.now/CVE-2026-104016): jackson-dataformat-protobuf: signed integer overflow in string-length paths allows unbounded array allocation and OutOfMemoryError

- Severity: High 7.5
- Published: Oct 27, 2026
- Affected: from 2.6.0, fixed in 2.18.12; from 2.19.0, fixed in 2.21.8; from 2.22.0, fixed in 2.22.4.
- Fixed in 2.18.12 (released Oct 18, 2026, 9 days before disclosure), 2.21.8 (released Oct 18, 2026, 9 days before disclosure) and 2.22.4 (released Oct 17, 2026, 10 days before disclosure).
- The latest release, 2.22.4, is not affected.

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