262 lines
10 KiB
JSON
262 lines
10 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-2026-7273",
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"assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
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"state": "PUBLISHED",
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"assignerShortName": "Zyxel",
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"dateReserved": "2026-04-28T06:21:36.574Z",
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"datePublished": "2026-06-16T02:20:29.847Z",
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"dateUpdated": "2026-09-22T03:55:39.207Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
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"shortName": "Zyxel",
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"dateUpdated": "2026-06-16T02:20:29.847Z"
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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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"cweId": "CWE-121",
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"description": "CWE-121 Stack-based buffer overflow",
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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": "Zyxel",
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"product": "GS1900-48HPv2 firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(ABTQ.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-8 firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAHH.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-8HP firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAHI.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-10HP firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAZI.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-16 firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAHJ.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-24 firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAHL.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-24E firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAHK.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-24EP firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(ABTO.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-24HPv2 firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(ABTP.1)C0"
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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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"vendor": "Zyxel",
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"product": "GS1900-48 firmware",
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"versions": [
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{
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"status": "affected",
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"version": "<= 2.90(AAHN.1)C0"
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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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"descriptions": [
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{
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"lang": "en",
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"value": "A stack-based buffer overflow vulnerability in the CGI program of Zyxel GS1900-48HPv2 firmware versions through 2.90(ABTQ.1)C0 could allow a LAN-based, unauthenticated attacker to exploit the flaw and potentially execute OS commands via a crafted HTTP request.",
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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": "A stack-based buffer overflow vulnerability in the CGI program of Zyxel GS1900-48HPv2 firmware versions through 2.90(ABTQ.1)C0 could allow a LAN-based, unauthenticated attacker to exploit the flaw and potentially execute OS commands via a crafted HTTP request."
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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.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-stack-based-buffer-overflow-vulnerability-in-gs1900-series-switches-06-16-2026",
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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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"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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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "ADJACENT_NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseSeverity": "HIGH",
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"baseScore": 8.8,
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"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
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}
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.2"
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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": "2026-06-17T00:00:00+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": "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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"id": "CVE-2026-7273"
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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": "2026-09-21",
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"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-7273"
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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.greynoise.io/blog/open-season-on-kapibala-attacker-steals-government-records-wordpress-exploitation",
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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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-7273",
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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": "2026-09-22T03:55:39.207Z"
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},
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"timeline": [
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{
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"time": "2026-09-21T00:00:00.000Z",
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"lang": "en",
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"value": "CVE-2026-7273 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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} |