CVE-2026-39883

HIGH 7.0

OpenTelemetry-Go has an incomplete fix for CVE-2026-24051: BSD kenv command not using absolute path enables PATH hijacking

CVSS Score

7.0

EPSS Score

0.0%

EPSS Percentile

0th

OpenTelemetry-Go is the Go implementation of OpenTelemetry. From 1.15.0 to 1.42.0, the fix for CVE-2026-24051 changed the Darwin ioreg command to use an absolute path but left the BSD kenv command using a bare name, allowing the same PATH hijacking attack on BSD and Solaris platforms. This vulnerability is fixed in 1.43.0.

CWE	CWE-426
Vendor	open-telemetry
Product	opentelemetry-go
Published	Apr 8, 2026
Last Updated	Apr 10, 2026

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Affected Versions

open-telemetry / opentelemetry-go

>= 1.15.0, < 1.43.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-hfvc-g4fc-pqhx github.com: http://github.com/open-telemetry/opentelemetry-go/releases/tag/v1.43.0