What is CVE-2026-44902?

CVE-2026-44902 is a high-severity vulnerability in @Opentelemetry Auto-instrumentations-node, classified under Improper Handling of Exceptional Conditions. CVSS score: 7.5/10. Published 2026-05-27.

How severe is CVE-2026-44902?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in @Opentelemetry Auto-instrumentations-node

CVE-2026-44902

opentelemetry-js is the OpenTelemetry JavaScript Client. Prior to 0.217.0, a single malformed HTTP request crashes any Node.js process running the OpenTelemetry JS Prometheus exporter. The metrics endpoint (default 0.0.0.0:9464) has no err…

EPSS: 0.000 (6.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

@Opentelemetry Auto-instrumentations-node — versions < 0.75.0
@Opentelemetry Exporter-prometheus — versions < 0.217.0
@Opentelemetry Sdk-node — versions < 0.217.0
Open-telemetry Opentelemetry-js — versions < 0.217.0

Weakness classification (CWE)

CWE-755 — Improper Handling of Exceptional Conditions

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-44902?: CVE-2026-44902 is a high-severity vulnerability in @Opentelemetry Auto-instrumentations-node, classified under Improper Handling of Exceptional Conditions. CVSS score: 7.5/10. Published 2026-05-27.
How severe is CVE-2026-44902?: High severity. CVSS v3 base score is 7.5 out of 10.