# github.com/temporalio/tchannel-go (Go) vulnerabilities

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

## At a glance

- Latest release: v1.22.1 (Jul 22, 2026): no advisory affects it
- Newest unaffected release: v1.22.1 (Jul 22, 2026), the latest release
- Releases: 41 since v1.0.0 (Jan 10, 2016)
- Registry: https://pkg.go.dev/github.com/temporalio/tchannel-go
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-65653: v1.0.0 to v1.22.0 (v1.22.1 is outside it)
- CVE-2026-65652: v1.0.0 to v1.22.0 (v1.22.1 is outside it)

## Advisories (2)

### [CVE-2026-65653](https://cve.now/CVE-2026-65653): temporalio/tchannel-go zero-chunk call fragment causes process termination

- Severity: High 8.7
- Published: Sep 21, 2026
- Affected: from 0.0.0-20150531204735-8d8ca17342b3, fixed in 1.22.1-0.20260720194454-0cb017f6870a.
- Fixed in v1.22.1 (released Jul 22, 2026, 61 days before disclosure, the advisory names 1.22.1-0.20260720194454-0cb017f6870a, which was never published).
- The latest release, v1.22.1, is not affected.

### [CVE-2026-65652](https://cve.now/CVE-2026-65652): temporalio/tchannel-go malformed checksum type causes process termination

- Severity: High 8.7
- Published: Sep 21, 2026
- Affected: from 0.0.0-20160105034737-a6904155f628, fixed in 1.22.1-0.20260720194454-0cb017f6870a.
- Fixed in v1.22.1 (released Jul 22, 2026, 61 days before disclosure, the advisory names 1.22.1-0.20260720194454-0cb017f6870a, which was never published).
- The latest release, v1.22.1, is not affected.

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