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Security Advisories

CGA-m2mf-w385-57p2

Package

teleport-18

Component

github.com/jackc/pgproto3/v2

Latest update

Fixed

Fixed version

18.7.6-r0

Aliases

  • CVE-2026-32286
  • GHSA-jqcq-xjh3-6g23
  • GO-2026-4518

Severity

7.5

High

CVSS V3

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References

  • https://nvd.nist.gov/vuln/detail/CVE-2026-32286

Updates

Status

Fixed

Fixed version

18.7.6-r0

Status

Pending upstream fix

Impact

The vulnerable component is github.com/jackc/pgproto3/v2. Per the GitHub Security Advisory at https://github.com/advisories/GHSA-jqcq-xjh3-6g23 (Denial of service in github.com/jackc/pgproto3/v2), github.com/jackc/pgproto3/v2 is listed as affected with no published fixed version (vulnerable range >=2.0.0,<=2.3.3). The advisory tracks the v2 module path only and declares no firstPatchedVersion; the v2 branch is not receiving the fix. Without an upstream patched release of github.com/jackc/pgproto3/v2, this issue cannot be closed by routine dependency-bump automation. A pending-upstream-fix advisory event is justified: the issue should reflect that we are awaiting either an upstream v2 fix, or a package-level migration to a successor module path.

Status

Fixed

Fixed version

18.7.6-r0

Status

Pending upstream fix

Impact

The github.com/jackc/pgproto3/v2 module at version v2.3.3 is vulnerable to GHSA-jqcq-xjh3-6g23 (denial of service). The v2 module is end-of-life with no patched version available (GHSA firstPatchedVersion: null). The fix exists only in pgproto3 v3.x, which is a different Go module path (github.com/jackc/pgproto3/v3). Resolution requires upstream Teleport to migrate from pgproto3/v2 to pgproto3/v3.

Status

Under investigation


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