# go.opentelemetry.io/otel/sdk (Go) vulnerabilities

Source: https://junglewise.ai/threats/technologies/go-opentelemetry-io-otel-sdk  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/go-opentelemetry-io-otel-sdk.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in go.opentelemetry.io/otel/sdk (Go): 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-81869, was published on 16 September 2026. Nothing in the last four weeks, down from 2 vulnerabilities in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 4 (0 critical, 0 exploited in the wild)

## About go.opentelemetry.io/otel/sdk (Go)

Go SDK package for OpenTelemetry that provides the core functionality for instrumenting applications with traces, metrics, and logs.

## Latest go.opentelemetry.io/otel/sdk (Go) vulnerabilities

- [CVE-2026-81869: OpenTelemetry-Go attribute truncation bypass with Unicode replacement character](https://junglewise.ai/threats/cve-2026-81869-opentelemetry-go-attribute-truncation-bypass-with-unicode) (medium, CVSS 4, published 16 Sep 2026)
- [CVE-2026-81870: OpenTelemetry-Go endpoint URL logging in TracerProvider diagnostics](https://junglewise.ai/threats/cve-2026-81870-opentelemetry-go-endpoint-url-logging-in-tracerprovider) (medium, CVSS 4, published 16 Sep 2026)
- [CVE-2026-39883: OpenTelemetry OpenTelemetry-Go untrusted search path in host ID detection](https://junglewise.ai/threats/cve-2026-39883-opentelemetry-opentelemetry-go-untrusted-search-path-in-host-id) (high, CVSS 7, published 8 Apr 2026)
- [CVE-2026-24051: OpenTelemetry Go SDK path hijacking in host_id.go on macOS](https://junglewise.ai/threats/cve-2026-24051-opentelemetry-go-sdk-path-hijacking-in-host-id-go-on-macos) (high, CVSS 7, published 2 Feb 2026)

## Most severe go.opentelemetry.io/otel/sdk (Go) vulnerabilities

- [CVE-2026-39883: OpenTelemetry OpenTelemetry-Go untrusted search path in host ID detection](https://junglewise.ai/threats/cve-2026-39883-opentelemetry-opentelemetry-go-untrusted-search-path-in-host-id) (high, CVSS 7, published 8 Apr 2026)
- [CVE-2026-24051: OpenTelemetry Go SDK path hijacking in host_id.go on macOS](https://junglewise.ai/threats/cve-2026-24051-opentelemetry-go-sdk-path-hijacking-in-host-id-go-on-macos) (high, CVSS 7, published 2 Feb 2026)
- [CVE-2026-81870: OpenTelemetry-Go endpoint URL logging in TracerProvider diagnostics](https://junglewise.ai/threats/cve-2026-81870-opentelemetry-go-endpoint-url-logging-in-tracerprovider) (medium, CVSS 4, published 16 Sep 2026)
- [CVE-2026-81869: OpenTelemetry-Go attribute truncation bypass with Unicode replacement character](https://junglewise.ai/threats/cve-2026-81869-opentelemetry-go-attribute-truncation-bypass-with-unicode) (medium, CVSS 4, published 16 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 2 vulnerabilities in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 2 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Go technologies

- [github.com/mattermost/mattermost-server (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server): 297 vulnerabilities
- [github.com/mattermost/mattermost-server/v6 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v6): 222 vulnerabilities
- [github.com/mattermost/mattermost/server/v8 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v8): 207 vulnerabilities
- [github.com/mattermost/mattermost-server/v5 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v5): 199 vulnerabilities
- [stdlib (Go)](https://junglewise.ai/threats/technologies/go-stdlib): 178 vulnerabilities
- [github.com/siyuan-note/siyuan/kernel (Go)](https://junglewise.ai/threats/technologies/github-com-siyuan-note-siyuan-kernel): 160 vulnerabilities
- [code.gitea.io/gitea (Go)](https://junglewise.ai/threats/technologies/code-gitea-io-gitea): 126 vulnerabilities
- [code.vikunja.io/api (Go)](https://junglewise.ai/threats/technologies/code-vikunja-io-api): 91 vulnerabilities
- [gogs.io/gogs (Go)](https://junglewise.ai/threats/technologies/gogs-io-gogs): 81 vulnerabilities
- [github.com/traefik/traefik/v2 (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v2): 78 vulnerabilities
- [github.com/traefik/traefik (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik): 75 vulnerabilities
- [github.com/usememos/memos (Go)](https://junglewise.ai/threats/technologies/github-com-usememos-memos): 75 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "go.opentelemetry.io/otel/sdk (Go) vulnerabilities", https://junglewise.ai/threats/technologies/go-opentelemetry-io-otel-sdk, 13 November 2026.