# tools.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: 3.2.4 (Oct 18, 2026): no advisory affects it
- Newest unaffected release: 3.2.4 (Oct 18, 2026), the latest release
- Dependents: 0
- Releases: 30 since 3.0.0 (Oct 4, 2025)
- Registry: https://central.sonatype.com/artifact/tools.jackson.dataformat/jackson-dataformat-protobuf
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-110747: 3.1.6 to 3.1.7 (3.1.8 is outside it); 3.2.2 to 3.2.3 (3.2.4 is outside it)
- CVE-2026-104016: 3.0.0 to 3.1.7 (3.1.8 is outside it); 3.2.0 to 3.2.3 (3.2.4 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 3.1.6, fixed in 3.1.8; from 3.2.2, fixed in 3.2.4.
- Fixed in 3.1.8 (released Oct 19, 2026, 9 days before disclosure) and 3.2.4 (released Oct 18, 2026, 10 days before disclosure).
- The latest release, 3.2.4, 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 3.0.0, fixed in 3.1.8; from 3.2.0, fixed in 3.2.4.
- Fixed in 3.1.8 (released Oct 19, 2026, 8 days before disclosure) and 3.2.4 (released Oct 18, 2026, 9 days before disclosure).
- The latest release, 3.2.4, is not affected.

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