{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-27141",
        "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
        "state": "PUBLISHED",
        "assignerShortName": "Go",
        "dateReserved": "2026-02-17T19:57:28.435Z",
        "datePublished": "2026-02-26T18:50:31.830Z",
        "dateUpdated": "2026-02-27T19:11:57.260Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
                "shortName": "Go",
                "dateUpdated": "2026-02-26T18:50:31.830Z"
            },
            "title": "Sending certain HTTP/2 frames can cause a server to panic in golang.org/x/net",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic"
                }
            ],
            "affected": [
                {
                    "vendor": "golang.org/x/net",
                    "product": "golang.org/x/net/http2",
                    "collectionURL": "https://pkg.go.dev",
                    "packageName": "golang.org/x/net/http2",
                    "versions": [
                        {
                            "version": "0.50.0",
                            "lessThan": "0.51.0",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ],
                    "programRoutines": [
                        {
                            "name": "typeFrameParser"
                        },
                        {
                            "name": "ClientConn.Close"
                        },
                        {
                            "name": "ClientConn.Ping"
                        },
                        {
                            "name": "ClientConn.RoundTrip"
                        },
                        {
                            "name": "ClientConn.Shutdown"
                        },
                        {
                            "name": "ConfigureServer"
                        },
                        {
                            "name": "ConfigureTransport"
                        },
                        {
                            "name": "ConfigureTransports"
                        },
                        {
                            "name": "ConnectionError.Error"
                        },
                        {
                            "name": "ErrCode.String"
                        },
                        {
                            "name": "FrameHeader.String"
                        },
                        {
                            "name": "FrameType.String"
                        },
                        {
                            "name": "FrameWriteRequest.String"
                        },
                        {
                            "name": "Framer.ReadFrame"
                        },
                        {
                            "name": "Framer.ReadFrameForHeader"
                        },
                        {
                            "name": "Framer.ReadFrameHeader"
                        },
                        {
                            "name": "Framer.WriteContinuation"
                        },
                        {
                            "name": "Framer.WriteData"
                        },
                        {
                            "name": "Framer.WriteDataPadded"
                        },
                        {
                            "name": "Framer.WriteGoAway"
                        },
                        {
                            "name": "Framer.WriteHeaders"
                        },
                        {
                            "name": "Framer.WritePing"
                        },
                        {
                            "name": "Framer.WritePriority"
                        },
                        {
                            "name": "Framer.WritePriorityUpdate"
                        },
                        {
                            "name": "Framer.WritePushPromise"
                        },
                        {
                            "name": "Framer.WriteRSTStream"
                        },
                        {
                            "name": "Framer.WriteRawFrame"
                        },
                        {
                            "name": "Framer.WriteSettings"
                        },
                        {
                            "name": "Framer.WriteSettingsAck"
                        },
                        {
                            "name": "Framer.WriteWindowUpdate"
                        },
                        {
                            "name": "GoAwayError.Error"
                        },
                        {
                            "name": "ReadFrameHeader"
                        },
                        {
                            "name": "Server.ServeConn"
                        },
                        {
                            "name": "Setting.String"
                        },
                        {
                            "name": "SettingID.String"
                        },
                        {
                            "name": "SettingsFrame.ForeachSetting"
                        },
                        {
                            "name": "StreamError.Error"
                        },
                        {
                            "name": "Transport.CloseIdleConnections"
                        },
                        {
                            "name": "Transport.NewClientConn"
                        },
                        {
                            "name": "Transport.RoundTrip"
                        },
                        {
                            "name": "Transport.RoundTripOpt"
                        },
                        {
                            "name": "bufferedWriter.Flush"
                        },
                        {
                            "name": "bufferedWriter.Write"
                        },
                        {
                            "name": "bufferedWriterTimeoutWriter.Write"
                        },
                        {
                            "name": "chunkWriter.Write"
                        },
                        {
                            "name": "clientConnPool.GetClientConn"
                        },
                        {
                            "name": "connError.Error"
                        },
                        {
                            "name": "dataBuffer.Read"
                        },
                        {
                            "name": "duplicatePseudoHeaderError.Error"
                        },
                        {
                            "name": "gzipReader.Close"
                        },
                        {
                            "name": "gzipReader.Read"
                        },
                        {
                            "name": "headerFieldNameError.Error"
                        },
                        {
                            "name": "headerFieldValueError.Error"
                        },
                        {
                            "name": "netHTTPClientConn.Close"
                        },
                        {
                            "name": "netHTTPClientConn.RoundTrip"
                        },
                        {
                            "name": "noDialClientConnPool.GetClientConn"
                        },
                        {
                            "name": "noDialH2RoundTripper.NewClientConn"
                        },
                        {
                            "name": "noDialH2RoundTripper.RoundTrip"
                        },
                        {
                            "name": "pipe.Read"
                        },
                        {
                            "name": "priorityWriteSchedulerRFC7540.CloseStream"
                        },
                        {
                            "name": "priorityWriteSchedulerRFC7540.OpenStream"
                        },
                        {
                            "name": "priorityWriteSchedulerRFC9218.OpenStream"
                        },
                        {
                            "name": "pseudoHeaderError.Error"
                        },
                        {
                            "name": "requestBody.Close"
                        },
                        {
                            "name": "requestBody.Read"
                        },
                        {
                            "name": "responseWriter.Flush"
                        },
                        {
                            "name": "responseWriter.FlushError"
                        },
                        {
                            "name": "responseWriter.Push"
                        },
                        {
                            "name": "responseWriter.SetReadDeadline"
                        },
                        {
                            "name": "responseWriter.SetWriteDeadline"
                        },
                        {
                            "name": "responseWriter.Write"
                        },
                        {
                            "name": "responseWriter.WriteHeader"
                        },
                        {
                            "name": "responseWriter.WriteString"
                        },
                        {
                            "name": "roundRobinWriteScheduler.OpenStream"
                        },
                        {
                            "name": "serverConn.CloseConn"
                        },
                        {
                            "name": "serverConn.Flush"
                        },
                        {
                            "name": "stickyErrWriter.Write"
                        },
                        {
                            "name": "transportResponseBody.Close"
                        },
                        {
                            "name": "transportResponseBody.Read"
                        },
                        {
                            "name": "unencryptedTransport.RoundTrip"
                        },
                        {
                            "name": "writeData.String"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-476: NULL Pointer Dereference"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27141"
                },
                {
                    "url": "https://go.dev/cl/746180"
                },
                {
                    "url": "https://go.dev/issue/77652"
                },
                {
                    "url": "https://pkg.go.dev/vuln/GO-2026-4559"
                }
            ]
        },
        "adp": [
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-476",
                                "lang": "en",
                                "description": "CWE-476 NULL Pointer Dereference"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 7.5,
                            "attackVector": "NETWORK",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                            "integrityImpact": "NONE",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "NONE"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-02-27T19:11:24.117207Z",
                                "id": "CVE-2026-27141",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-02-27T19:11:57.260Z"
                }
            }
        ]
    }
}