medium

CVE-2026-54712

Maven · io.opentelemetry.javaagent:opentelemetry-javaagent

Summary

OpenTelemetry Javaagent RMI context propagation allows resource exhaustion

Severity
medium
CVSS
5.3
EPSS
0.5% (p40)
CWE
CWE-400
Also known as
GHSA-fq3f-m5qm-99f5
Published
2026-07-29
Updated
2026-07-29

Advisory details

The RMI context propagation payload reader limits the number of context entries but does not limit the aggregate size of the strings read from the stream.

An attacker who can reach an RMI endpoint on an instrumented JVM can send an oversized context propagation payload. This can cause excessive memory allocation while the JVM reads the payload, potentially leading to denial of service.

The issue affects only deployments where RMI instrumentation is enabled and an RMI endpoint is network-reachable.

References

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.