177 lines
7.8 KiB
JSON
177 lines
7.8 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-86829",
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"assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
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"state": "PUBLISHED",
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"assignerShortName": "apache",
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"dateReserved": "2026-09-08T14:27:44.182Z",
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"datePublished": "2026-11-09T09:52:44.345Z",
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"dateUpdated": "2026-11-12T19:53:43.226Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
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"shortName": "apache",
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"dateUpdated": "2026-11-09T09:52:44.345Z"
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},
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"title": "Apache Airflow: Deserialization of task-controlled XCom values in the Scheduler during dependency evaluation",
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"problemTypes": [
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{
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"descriptions": [
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{
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"description": "CWE-502: Deserialization of Untrusted Data",
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"lang": "en",
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"cweId": "CWE-502",
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"type": "CWE"
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}
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]
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}
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],
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"source": {
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"discovery": "INTERNAL"
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},
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"affected": [
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{
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"vendor": "Apache Software Foundation",
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"product": "Apache Airflow",
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"packageURL": "pkg:pypi/apache-airflow-core",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "3.4.0",
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"versionType": "semver"
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}
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],
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"defaultStatus": "unaffected",
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"collectionURL": "https://pypi.python.org",
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"packageName": "apache-airflow-core"
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}
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],
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"descriptions": [
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{
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"value": "Apache Airflow's scheduler fully deserializes XCom values written by task code while evaluating task dependencies. A Dag author, who controls what a task writes to XCom, therefore controls data that is deserialized inside the scheduler process - a context the Airflow security model reserves for code installed by the Deployment Manager, above the worker-scoped execution capability a Dag author is documented to have. Deployments that treat Dag authors as less trusted than Deployment Managers are affected, and the scheduler must be evaluating a task dependency that reads a task-written XCom value. Users of apache-airflow are recommended to upgrade to version 3.4.0 or later, which restricts dependency evaluation to primitive XCom values.",
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"lang": "en",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "Apache Airflow's scheduler fully deserializes XCom values written by task code while evaluating task dependencies. A Dag author, who controls what a task writes to XCom, therefore controls data that is deserialized inside the scheduler process - a context the Airflow security model reserves for code installed by the Deployment Manager, above the worker-scoped execution capability a Dag author is documented to have. Deployments that treat Dag authors as less trusted than Deployment Managers are affected, and the scheduler must be evaluating a task dependency that reads a task-written XCom value. Users of apache-airflow are recommended to upgrade to version 3.4.0 or later, which restricts dependency evaluation to primitive XCom values."
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}
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]
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}
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],
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"references": [
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{
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"url": "https://github.com/apache/airflow/pull/72718",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://lists.apache.org/thread.html/2qbt7qnclrlxtg3f1b685533r3mvk9hv",
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"tags": [
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"vendor-advisory"
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]
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}
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],
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"metrics": [
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{
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"other": {
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"type": "Textual description of severity",
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"content": {
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"text": "important"
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}
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},
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Claude Security Scans",
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"type": "tool"
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},
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{
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"lang": "en",
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"value": "Jarek Potiuk",
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"type": "remediation developer"
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}
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],
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"x_generator": {
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"engine": "airflow-s/generate_cve_json.py"
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}
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},
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"adp": [
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "http://www.openwall.com/lists/oss-security/2026/11/09/9"
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2026-11-09T10:13:19.317Z"
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}
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},
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{
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 8.8,
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "HIGH"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-11-12T19:53:28.244272Z",
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"id": "CVE-2026-86829",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-11-12T19:53:43.226Z"
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}
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}
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]
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}
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} |