256 lines
11 KiB
JSON
256 lines
11 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-2026-86060",
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"assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"state": "PUBLISHED",
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"assignerShortName": "CERT-PL",
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"dateReserved": "2026-09-04T19:32:24.461Z",
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"datePublished": "2026-09-05T20:00:59.107Z",
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"dateUpdated": "2026-09-11T03:55:59.761Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"shortName": "CERT-PL",
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"dateUpdated": "2026-09-05T20:41:30.072Z"
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},
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"title": "SSH session privilege manipulation via a crafted username in Mikrotik RouterOS",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-88",
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"description": "CWE-88 Improper neutralization of argument delimiters in a command ('argument injection')",
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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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"affected": [
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{
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"vendor": "Mikrotik",
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"product": "RouterOS",
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"versions": [
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{
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"status": "affected",
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"version": "7.24",
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"lessThan": "7.24.2",
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"versionType": "custom"
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},
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{
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"status": "affected",
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"version": "7.0.0",
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"lessThan": "7.23.4",
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"versionType": "custom"
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},
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{
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"status": "affected",
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"version": "6.0.0",
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"lessThan": "6.49.21",
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"versionType": "custom"
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}
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],
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"defaultStatus": "unaffected"
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}
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],
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"cpeApplicability": [
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{
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"operator": "OR",
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:mikrotik:routeros:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "7.24",
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"versionEndExcluding": "7.24.2"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:mikrotik:routeros:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "7.0.0",
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"versionEndExcluding": "7.23.4"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:mikrotik:routeros:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.0.0",
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"versionEndExcluding": "6.49.21"
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}
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]
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}
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]
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "RouterOS contains an argument-handling flaw in the SSH login\npath involving usernames that begin with a prohibited character, allowing for the trusted RouterOS policy mask to be changed, leading to privilege escalation. Exploitation requires an unauthenticated SSH session to reach the RouterOS login helper.This issue was fixed in versions: 6.49.21 (Long-term), 7.23.4 (Long-term) and 7.24.2 (Stable)",
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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": "RouterOS contains an argument-handling flaw in the SSH login\npath involving usernames that begin with a prohibited character, allowing for the trusted RouterOS policy mask to be changed, leading to privilege escalation. Exploitation requires an unauthenticated SSH session to reach the RouterOS login helper.<div>This issue was fixed in versions: 6.49.21 (Long-term), 7.23.4 (Long-term) and 7.24.2 (Stable)</div>"
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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://cert.pl/en/posts/2026/09/mikrotik-routeros-cve",
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"tags": [
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"third-party-advisory"
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]
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},
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{
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"url": "https://cert.pl/en/posts/2026/09/vulnerabilities-in-mikrotik-routeros-actively-exploited/",
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"tags": [
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"technical-description"
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]
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},
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{
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"url": "https://npratley.net/reversing-mikrotiks-silent-patch-the-routeros-7-23-4-fix-they-wouldnt-explain/",
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"tags": [
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"exploit"
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]
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},
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{
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"url": "https://mikrotik.com/supportsec/september-2026-vulnerability/",
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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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"url": "https://forum.mikrotik.com/t/6-49-21-long-term-is-released/272802",
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"tags": [
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"release-notes"
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]
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},
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{
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"url": "https://forum.mikrotik.com/t/7-23-4-long-term-is-released/272801",
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"tags": [
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"release-notes"
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]
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},
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{
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"url": "https://forum.mikrotik.com/t/7-24-2-stable-is-released/272800",
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"tags": [
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"release-notes"
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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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"format": "CVSS",
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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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "CRITICAL",
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"baseScore": 9.2,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
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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": "Sławomir Rozbicki (CERT.PL)",
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"type": "finder"
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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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"x_generator": {
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"engine": "Vulnogram 1.0.3"
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}
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},
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"adp": [
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{
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"metrics": [
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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": "2026-09-08T00:00:00+00:00",
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"options": [
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{
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"Exploitation": "active"
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},
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{
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"Automatable": "yes"
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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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"id": "CVE-2026-86060"
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}
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}
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},
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{
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"other": {
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"type": "kev",
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"content": {
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"dateAdded": "2026-09-10",
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"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-86060"
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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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-86060",
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"tags": [
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"government-resource"
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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": "2026-09-11T03:55:59.761Z"
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},
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"timeline": [
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{
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"time": "2026-09-10T00:00:00.000Z",
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"lang": "en",
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"value": "CVE-2026-86060 added to CISA KEV"
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}
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]
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}
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]
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}
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} |