CVE-2026-41178

5.3 MEDIUM
Published: June 04, 2026 Modified: June 04, 2026
View on NVD

Description

OpenTelemetry-Go is the Go implementation of OpenTelemetry. Versions 1.41.0 and 1.43.0 removed raw-length rejection and it causes `Parse` to process arbitrarily large/invalid baggage headers and log errors, enabling DoS via oversized inputs. Versions 1.42.0 and 1.44.0 fix the issue.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/open-telemetry/opentelemetry-go/pull/7880
Source: security-advisories@github.com
https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-5wrp-cwcj-q835
Source: security-advisories@github.com
https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-5wrp-cwcj-q835
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.4%
33th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-789

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