high7.0
CVE-2026-39883
opentelemetry-go: BSD kenv command not using absolute path enables PATH hijacking
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | go.opentelemetry.io/otel/sdk | >= 1.15.0, <= 1.42.0 | 1.43.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Opentelemetry | Opentelemetry | from 1.15.0 before 1.43.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-hfvc-g4fc-pqhx
- https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-hfvc-g4fc-pqhx
- http://github.com/open-telemetry/opentelemetry-go/releases/tag/v1.43.0
- https://nvd.nist.gov/vuln/detail/CVE-2026-39883
- https://access.redhat.com/errata/RHSA-2026:26254
- https://access.redhat.com/errata/RHSA-2026:26257
- https://access.redhat.com/errata/RHSA-2026:37387
- https://access.redhat.com/errata/RHSA-2026:54274
- https://access.redhat.com/errata/RHSA-2026:54286
- https://access.redhat.com/errata/RHSA-2026:63140
- https://access.redhat.com/security/cve/CVE-2026-39883
- https://bugzilla.redhat.com/show_bug.cgi?id=2456718
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-39883.json