CVE-2026-39883
High
Description
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.
SeverityHigh
CVSS7.0
Exploit probability—
Product
Opentelemetry
PublishedApr 8, 2026
First seenApr 8, 2026
Weakness typeCWE-426CWE-426
How to fix
Update
- opentelemetry opentelemetry1.43.0 or later
- go.opentelemetry.io/otel/sdk1.43.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| opentelemetry opentelemetry | 1.15.0 ≤ v < 1.43.0 | 1.43.0 |
| go.opentelemetry.io/otel/sdkGo | 1.15.0 ≤ v < 1.43.0 | 1.43.0 |
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