218 lines
8.7 KiB
JSON
218 lines
8.7 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-2026-110628",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-10-14T13:07:29.410Z",
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"datePublished": "2026-10-14T14:17:03.232Z",
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"dateUpdated": "2026-10-16T17:16:01.554Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-10-14T14:17:03.232Z"
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},
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"datePublic": "2026-09-05T00:00:00.000Z",
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"title": "Kan 0.5.5 through 0.6.0 Unauthenticated SSRF via /api/download/attatchment",
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"descriptions": [
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{
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"lang": "en",
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"value": "Kan 0.5.5 through 0.6.0 contains an unauthenticated server-side request forgery vulnerability in the /api/download/attatchment route due to an incomplete fix for CVE-2026-32255. When S3_ENDPOINT is unset, attackers can pass arbitrary url query parameters to fetch() to read internal services, localhost ports, and cloud instance metadata."
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}
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],
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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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"description": "Server-Side Request Forgery (SSRF)",
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"cweId": "CWE-918",
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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": "kanbn",
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"product": "kan",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "0.5.5",
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"lessThanOrEqual": "0.6.0",
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"status": "affected",
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"versionType": "semver"
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}
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],
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"collectionURL": "https://github.com",
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"packageURL": "pkg:github/kanbn/kan",
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"repo": "https://github.com/kanbn/kan"
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}
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],
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"cpeApplicability": [
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{
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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:kan:kan:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "0.5.5",
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"versionEndIncluding": "0.6.0"
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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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"metrics": [
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{
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"format": "CVSS",
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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 9.2,
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"baseSeverity": "CRITICAL"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "CHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 8.6,
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"baseSeverity": "HIGH"
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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://hackmd.io/@leediay/HyIxU63ofg",
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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://github.com/kanbn/kan/pull/590",
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"tags": [
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"issue-tracking",
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"patch"
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],
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"name": "Open PR describing the S3_ENDPOINT-unset bypass"
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},
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{
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"url": "https://github.com/kanbn/kan/blob/v0.6.0/apps/web/src/pages/api/download/attatchment.ts#L21-L52",
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"tags": [
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"technical-description"
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],
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"name": "allowlist conditional on S3_ENDPOINT, unconditional fetch(url)"
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},
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{
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"url": "https://github.com/kanbn/kan/blob/v0.6.0/.env.example#L25-L27",
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"tags": [
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"technical-description"
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],
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"name": "S3_ENDPOINT documented as blank for AWS S3"
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},
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{
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"url": "https://github.com/kanbn/kan/security/advisories/GHSA-qrx8-9hc6-jvqg",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-qrx8-9hc6-jvqg)"
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},
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{
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"url": "https://github.com/kanbn/kan/commit/53397d8e81dc1494d94132848c1f0416f1152bd7",
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"tags": [
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"patch"
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],
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"name": "Incomplete fix for CVE-2026-32255"
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},
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{
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"url": "https://github.com/kanbn/kan",
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"tags": [
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"product"
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]
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},
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{
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"name": "VulnCheck Advisory: Kan 0.5.5 through 0.6.0 Unauthenticated SSRF via /api/download/attatchment",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/kan-0.5.5-through-0.6.0-unauthenticated-ssrf-via-api-download-attatchment"
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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": "leediay153 from Viettel Post",
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"type": "finder"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-10-16T16:46:50.369655Z",
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"id": "CVE-2026-110628",
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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": "yes"
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},
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{
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"Technical Impact": "partial"
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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": "2026-10-16T17:16:01.554Z"
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}
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}
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]
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}
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} |