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Vulnerability advisory

GHSA-jqcq-xjh3-6g23

Denial of service in github.com/jackc/pgproto3/v2

Published Updated OSV record ↗

Also known as CVE-2026-32286GO-2026-4518

Severity
  • CVSS 3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected versions

github.com/jackc/pgproto3/v2 Go

All github.com/jackc/pgproto3/v2 advisories →
AffectedFixed in
2.0.0 through 2.3.3No fix listed

Description

The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic.

References

  • Codex
  • Claude Code
  • VS Code
  • GitHub Copilot
  • Cursor
  • Cline
  • Windsurf
  • Google Anti-gravity
  • OpenCode
  • Pi
  • Gemini CLI
  • Hermes Agent
  • Zed
  • Junie
  • Qwen Code
  • Kiro
  • Kilo Code
  • Factory Droid

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