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        "cveId": "CVE-2026-101276",
        "assignerOrgId": "98a01053-8a31-4f6d-9aa9-252be161adc6",
        "state": "PUBLISHED",
        "assignerShortName": "Anthropic",
        "dateReserved": "2026-09-28T11:52:18.066Z",
        "datePublished": "2026-09-30T21:11:52.046Z",
        "dateUpdated": "2026-09-30T21:13:21.540Z"
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                "dateUpdated": "2026-09-30T21:13:21.540Z"
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            "problemTypes": [
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                    "descriptions": [
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                            "lang": "en",
                            "cweId": "CWE-416",
                            "description": "CWE-416 Use after free",
                            "type": "CWE"
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                    "capecId": "CAPEC-456",
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                            "lang": "en",
                            "value": "CAPEC-456 Infected Memory"
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                    "product": "iperf3",
                    "versions": [
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                            "status": "affected",
                            "version": "3.21"
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                    ],
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                    "lang": "en",
                    "value": "iperf3 3.21 (esnet/iperf) contains a remote, unauthenticated heap use-after-free: the server's per-test watchdog server_timer_proc() frees streams without cancelling/joining their worker threads, so a blocked worker dereferences a freed iperf_stream; fixed in 3.22.",
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            "references": [
                {
                    "url": "https://newreleases.io/project/github/esnet/iperf/release/3.22",
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                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "HIGH",
                        "subIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "HIGH",
                        "subAvailabilityImpact": "NONE",
                        "exploitMaturity": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "valueDensity": "NOT_DEFINED",
                        "vulnerabilityResponseEffort": "NOT_DEFINED",
                        "providerUrgency": "NOT_DEFINED",
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                        "baseSeverity": "CRITICAL",
                        "baseScore": 9.2,
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                    "lang": "en",
                    "value": "Anthropic",
                    "type": "finder"
                },
                {
                    "lang": "en",
                    "value": "Ada Logics",
                    "type": "reporter"
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            "source": {
                "discovery": "UNKNOWN"
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