# go.opentelemetry.io/otel/trace (Go) CVEs

1 known CVE (1 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: v1.47.0 (Oct 2, 2026): no advisory affects it
- Newest unaffected release: v1.47.0 (Oct 2, 2026), the latest release
- Downloads on affected versions: Not known: no per-version downloads for this ecosystem
- Releases: 70 since v0.17.0 (Feb 15, 2021)
- Registry: https://pkg.go.dev/go.opentelemetry.io/otel/trace
- Releases read: Nov 14, 2026
- Downloads read: Nov 14, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-128085: v1.35.0 to v1.47.0-rc.1 (v1.47.0 is outside it)

## Advisories (1)

### [CVE-2026-128085](https://cve.now/CVE-2026-128085): opentelemetry-go: AttributeValueLengthLimit is fully bypassed by attribute values composed of valid U+FFFD runes

- Severity: Medium 5.3
- Published: Nov 13, 2026
- Affected: from 1.35.0, fixed in 1.47.0.
- Fixed in v1.47.0 (released Oct 2, 2026, 42 days before disclosure).
- The latest release, v1.47.0, is not affected.

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