# github.com/hamba/avro/v2 (Go) vulnerabilities

3 known vulnerabilities (3 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: v2.31.0 (Dec 30, 2025): affected by 2 advisories
- Newest unaffected release: Every release is affected by at least one advisory
- Releases: 45 since v2.0.0 (Jun 21, 2022)
- Registry: https://pkg.go.dev/github.com/hamba/avro/v2
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-46385: v2.0.0 to v2.31.0 (through the newest release)
- CVE-2026-46384: v2.0.0 to v2.31.0 (through the newest release)
- CVE-2023-37475: v2.0.0 to v2.12.0 (v2.13.0 is outside it)

## Advisories (3)

### [CVE-2026-46385](https://cve.now/CVE-2026-46385): iskorotkov/avro: CPU Exhaustion in Avro Decoder

- Severity: High 8.7
- Published: May 29, 2026
- Affected: all versions.
- No fix released. The latest release, v2.31.0, is still affected.

### [CVE-2026-46384](https://cve.now/CVE-2026-46384): iskorotkov/avro: Integer Overflow in Avro Decoder

- Severity: High 8.7
- Published: May 29, 2026
- Affected: all versions.
- No fix released. The latest release, v2.31.0, is still affected.

### [CVE-2023-37475](https://cve.now/CVE-2023-37475): Attacker-controlled parameter can cause denial of service in hamba avro

- Severity: High 7.5
- Published: Jul 17, 2023
- Affected: fixed in 2.13.0.
- Fixed in v2.13.0 (released Jul 16, 2023, 1 day before disclosure).
- The latest release, v2.31.0, is not affected.

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