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Open-telemetry Opentelemetry.opamp.client vulnerabilities

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Published CVEs affecting Open-telemetry Opentelemetry.opamp.client: 1 record(s), with affected versions and fixes.
cpe:2.3:a:opentelemetry:opentelemetry.opamp.client

CVE-2026-42348 High · 7.5 CWE-789 May 12, 2026
OpAMP client reads unbounded HTTP response bodies
OpenTelemetry.OpAmp.Client is the OpAMP client for OpenTelemetry .NET. Prior to 0.2.0-alpha.1, when receiving responses from the OpAMP server over HTTP, the OpAMP client allocates an unbounded buffer to read all bytes from the server, with no upper-bound on the number of bytes consumed. This could cause memory exhaustion in the consuming application if the configured OpAMP server is attacker-controlled (or a network attacker can MitM the connection) and an extremely large body is returned in the response. This vulnerability is fixed in 0.2.0-alpha.1.