Vulnerability in Open-telemetry Go.opentelemetry.io/otel/schema/v1.0
CVE-2026-45287
OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to version 0.0.17, `go.opentelemetry.io/otel/schema/v1.0` and `go.opentelemetry.io/otel/schema/v1.1` leaks one file descriptor on each successful `ParseFile` call. `ParseFil…
EPSS: 0.002 (6.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Open-telemetry Go.opentelemetry.io/otel/schema/v1.0 — versions < 0.0.17
- Open-telemetry Go.opentelemetry.io/otel/schema/v1.1 — versions < 0.0.17
- Opentelemetry Telemetry_schema_files
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-45287?
- CVE-2026-45287 is a medium-severity vulnerability in Open-telemetry Go.opentelemetry.io/otel/schema/v1.0, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 5.5/10. Published 2026-06-04.
- How severe is CVE-2026-45287?
- Medium severity. CVSS v3 base score is 5.5 out of 10.