{"cve":"CVE-2026-39883","nvd":{"published":"2026-04-08T21:17:00.697","modified":"2026-09-09T13:19:48.837","status":"Modified","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.","cvss_v4":{"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.0},"cwes":["CWE-426"],"references":["http://github.com/open-telemetry/opentelemetry-go/releases/tag/v1.43.0","https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-hfvc-g4fc-pqhx","https://access.redhat.com/errata/RHSA-2026:26254","https://access.redhat.com/errata/RHSA-2026:26257","https://access.redhat.com/errata/RHSA-2026:37387"],"products":["opentelemetry:opentelemetry"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-39883","score":0.00252,"percentile":0.16787,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hfvc-g4fc-pqhx","url":"https://osv.dev/vulnerability/GHSA-hfvc-g4fc-pqhx","summary":"opentelemetry-go: BSD kenv command not using absolute path enables PATH hijacking","modified":"2026-09-10T03:51:01.896515018Z","packages":[{"ecosystem":"Go","name":"go.opentelemetry.io/otel/sdk","purl":"pkg:golang/go.opentelemetry.io/otel/sdk","ranges":[">=1.15.0 <1.43.0"],"fixed":["1.43.0"]}]},{"id":"GO-2026-5426","url":"https://osv.dev/vulnerability/GO-2026-5426","summary":"Opentelemetry-go: BSD kenv command not using absolute path enables PATH hijacking in go.opentelemetry.io/otel/sdk","modified":"2026-07-30T15:59:51.544988830Z","packages":[{"ecosystem":"Go","name":"go.opentelemetry.io/otel/sdk","purl":"pkg:golang/go.opentelemetry.io/otel/sdk","ranges":[">=1.15.0 <1.43.0"],"fixed":["1.43.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}