🛡️ CVE-2026-29181 on Go (Root.io) — otel

🟠 CVSS 8.0 — High ✅ No Known Exploit OSV

8.0

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

CVE-2026-29181 in rootio-go.opentelemetry.io/otel - Patched by Root

Root has patched CVE-2026-29181 in the rootio-go.opentelemetry.io/otel package for Root:Go. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-29181 as tracked by Go (Root.io), for the package otel. The fix is available in version v1.38.0-aikido.1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

ROOT-APP-GOBINARY-CVE-2026-29181 is classified as CWE-400: Uncontrolled Resource Consumption. A request can consume memory, CPU or storage without limit, exhausting capacity for everyone else.

Affected software

ROOT-APP-GOBINARY-CVE-2026-29181 is recorded against 2 packages.

go.opentelemetry.io/otel (fixed in v1.38.0-aikido.1)
rootio-go.opentelemetry.io/otel (fixed in v1.38.0-root.io.1)

Timeline and source

Published on 2 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

CVE-2026-29181 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Base record Debian Ubuntu

Details

Severity HIGH

CVSS Score 8.0

CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-07-02

Updated 2026-08-20

Modified 2026-07-02

Fix URL N/A

Affected Packages

Software	From version	Fixed in
go.opentelemetry.io/otel	—	v1.38.0-aikido.1
rootio-go.opentelemetry.io/otel	—	v1.38.0-root.io.1

References

N/A

🔗 NVD 🔗 Mitre

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