198 lines
8.9 KiB
JSON
198 lines
8.9 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-2026-34183",
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"assignerOrgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5",
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"state": "PUBLISHED",
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"assignerShortName": "openssl",
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"dateReserved": "2026-03-26T09:29:36.013Z",
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"datePublished": "2026-06-09T16:03:23.623Z",
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"dateUpdated": "2026-06-10T15:51:12.557Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"product": "OpenSSL",
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"vendor": "OpenSSL",
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"versions": [
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{
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"lessThan": "4.0.1",
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"status": "affected",
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"version": "4.0.0",
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"versionType": "semver"
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},
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{
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"lessThan": "3.6.3",
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"status": "affected",
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"version": "3.6.0",
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"versionType": "semver"
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},
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{
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"lessThan": "3.5.7",
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"status": "affected",
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"version": "3.5.0",
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"versionType": "semver"
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},
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{
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"lessThan": "3.4.6",
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"status": "affected",
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"version": "3.4.0",
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"versionType": "semver"
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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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"type": "reporter",
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"value": "Abhinav Agarwal"
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},
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{
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"lang": "en",
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"type": "remediation developer",
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"value": "Alexandr Nedvedicky"
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}
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],
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"datePublic": "2026-06-09T14:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "Issue summary: Remote peer may exhaust heap memory of the QUIC<br>server or client by flooding it with packets containing PATH_CHALLENGE<br>frames.<br><br>Impact summary: A malicious remote peer can cause an unbounded<br>memory allocation which can lead to an abnormal termination of the<br>application acting as a QUIC client or server and a Denial of Service.<br><br>A remote peer may exhaust heap memory by flooding the local<br>QUIC stack with PATH_CHALLENGE frames. The local QUIC stack<br>allocates a PATH_RESPONSE frame for every PATH_CHALLENGE it receives.<br>The allocated PATH_RESPONSE frame gets freed only when the remote<br>peer acknowledges reception of the PATH_RESPONSE frame which will<br>not be done by a malicious peer.<br><br>The FIPS modules in 4.0, 3.6, 3.5, 3.4, and 3.0 are not affected by<br>this issue. The QUIC stack is outside of OpenSSL FIPS module<br>boundary."
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}
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],
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"value": "Issue summary: Remote peer may exhaust heap memory of the QUIC\nserver or client by flooding it with packets containing PATH_CHALLENGE\nframes.\n\nImpact summary: A malicious remote peer can cause an unbounded\nmemory allocation which can lead to an abnormal termination of the\napplication acting as a QUIC client or server and a Denial of Service.\n\nA remote peer may exhaust heap memory by flooding the local\nQUIC stack with PATH_CHALLENGE frames. The local QUIC stack\nallocates a PATH_RESPONSE frame for every PATH_CHALLENGE it receives.\nThe allocated PATH_RESPONSE frame gets freed only when the remote\npeer acknowledges reception of the PATH_RESPONSE frame which will\nnot be done by a malicious peer.\n\nThe FIPS modules in 4.0, 3.6, 3.5, 3.4, and 3.0 are not affected by\nthis issue. The QUIC stack is outside of OpenSSL FIPS module\nboundary."
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}
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],
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"metrics": [
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{
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"format": "other",
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"other": {
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"content": {
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"text": "Moderate"
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},
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"type": "https://openssl-library.org/policies/general/security-policy/"
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}
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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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"cweId": "CWE-1325",
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"description": "CWE-1325 Improperly Controlled Sequential Memory Allocation",
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"lang": "en",
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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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"providerMetadata": {
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"orgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5",
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"shortName": "openssl",
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"dateUpdated": "2026-06-10T07:47:56.298Z"
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},
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"references": [
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{
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"name": "OpenSSL Advisory",
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"tags": [
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"vendor-advisory"
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],
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"url": "https://openssl-library.org/news/secadv/20260609.txt"
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},
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{
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"name": "4.0.1 git commit",
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"tags": [
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"patch"
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],
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"url": "https://github.com/openssl/openssl/commit/fbaa83859c01ad64f497b757aaf51be7d05ed9eb"
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},
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{
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"name": "3.6.3 git commit",
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"tags": [
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"patch"
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],
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"url": "https://github.com/openssl/openssl/commit/5b306efb0b3779dfdd0803b4afc9d08c91f11517"
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},
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{
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"name": "3.5.7 git commit",
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"tags": [
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"patch"
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],
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"url": "https://github.com/openssl/openssl/commit/7d06955ebe0ecf8adfd4c1e92018586da47ef9ac"
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},
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{
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"name": "3.4.6 git commit",
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"tags": [
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"patch"
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],
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"url": "https://github.com/openssl/openssl/commit/d2e9efbe4900a373227deb136e8665401404ffac"
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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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"title": "Unbounded Memory Growth in the QUIC PATH_CHALLENGE Handler",
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"x_generator": {
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"engine": "Vulnogram 0.2.0"
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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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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.5,
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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:N/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "NONE"
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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": "2026-06-10T15:50:50.340971Z",
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"id": "CVE-2026-34183",
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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": "2026-06-10T15:51:12.557Z"
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}
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}
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]
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}
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} |