Resource exhaustion in Open-telemetry Opentelemetry-rust
CVE-2026-48504
OpenTelemetry Rust is the Rust OpenTelemetry implementation. In 0.32.0 and earlier, BaggagePropagator::extract_with_context in opentelemetry_sdk did not enforce W3C Baggage size limits before parsing an inbound baggage header, so a large a…
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Open-telemetry Opentelemetry-rust — versions < 0.32.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-48504?
- CVE-2026-48504 is a medium-severity vulnerability in Open-telemetry Opentelemetry-rust, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.3/10. Published 2026-07-17.
- How severe is CVE-2026-48504?
- Medium severity. CVSS v3 base score is 5.3 out of 10.