CVEvulnerability
CVE-2026-41178
5.3 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2026-06-04
- Last modified
- 2026-07-22
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-789
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.
Affected configurations
• opentelemetry opentelemetry (< 1.42.0)
• opentelemetry opentelemetry 1.43.0
Related
Weakness · CWE (1)
- CWE-789 Memory Allocation with Excessive Size Value weakness
References
- https://github.com/open-telemetry/opentelemetry-go/pull/7880 Issue Tracking, Patch
- https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-5wrp-cwcj-q835 Issue Tracking, Patch, Vendor Advisory
- https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-5wrp-cwcj-q835 Issue Tracking, Patch, Vendor Advisory