CVE-2026-21728Published

Tempo query limit results in unbounded memory allocation

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-21728

Published

Tempo

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Grafana",
                    "product": "Tempo",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "1.3.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "2.8.3"
                        },
                        {
                            "version": "2.9.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "2.9.1"
                        },
                        {
                            "version": "2.10.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "2.10.1"
                        }
                    ]
                }

Enterprise Traces (GET)

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Grafana",
                    "product": "Enterprise Traces (GET)",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "1.0.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "2.8.7"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON