204 lines
8.3 KiB
JSON
204 lines
8.3 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-2026-7259",
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"assignerOrgId": "dd77f84a-d19a-4638-8c3d-a322d820ed2b",
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"state": "PUBLISHED",
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"assignerShortName": "php",
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"dateReserved": "2026-04-28T05:07:03.118Z",
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"datePublished": "2026-05-10T04:13:26.766Z",
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"dateUpdated": "2026-05-11T13:13:50.416Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "dd77f84a-d19a-4638-8c3d-a322d820ed2b",
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"shortName": "php",
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"dateUpdated": "2026-05-10T04:13:26.766Z"
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},
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"title": "Null pointer dereference in php_mb_check_encoding() via mb_ereg_search_init()",
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"datePublic": "2026-05-07T00:00:00.000Z",
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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-476",
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"description": "CWE-476 NULL Pointer Dereference",
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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": "PHP Group",
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"product": "PHP",
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"packageName": "mbstring",
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"versions": [
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{
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"status": "affected",
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"version": "8.2.*",
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"lessThan": "8.2.31",
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"versionType": "semver"
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},
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{
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"status": "affected",
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"version": "8.3.*",
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"lessThan": "8.3.31",
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"versionType": "semver"
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},
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{
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"status": "affected",
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"version": "8.4.*",
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"lessThan": "8.4.21",
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"versionType": "semver"
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},
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{
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"status": "affected",
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"version": "8.5.*",
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"lessThan": "8.5.6",
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"versionType": "semver"
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}
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],
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"defaultStatus": "affected"
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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": "In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, a mismatch between encoding lists in Oniguruma and mbfl leads to a NULL pointer dereference, resulting in a segmentation fault and denial of service. The vulnerability is exploitable when user-controlled input can influence the encoding passed to mb_regex_encoding().",
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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": "In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, a mismatch between encoding lists in Oniguruma and mbfl leads to a NULL pointer dereference, resulting in a segmentation fault and denial of service. The vulnerability is exploitable when user-controlled input can influence the encoding passed to <code>mb_regex_encoding()</code>."
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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/php/php-src/security/advisories/GHSA-wm6j-2649-pv75",
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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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "NONE",
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"userInteraction": "ACTIVE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "LOW",
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"subAvailabilityImpact": "LOW",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "YES",
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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": "AMBER",
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"version": "4.0",
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"baseSeverity": "LOW",
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"baseScore": 2.1,
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/AU:Y/U:Amber"
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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": "Viet Hoang Luu (The University of Melbourne)",
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"type": "reporter"
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},
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{
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"lang": "en",
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"value": "Amirmohammad Pasdar (The University of Melbourne)",
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"type": "reporter"
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},
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{
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"lang": "en",
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"value": "Wachiraphan Charoenwet (The University of Melbourne)",
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"type": "reporter"
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},
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{
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"lang": "en",
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"value": "Shaanan Cohney (The University of Melbourne)",
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"type": "reporter"
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},
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{
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"lang": "en",
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"value": "Toby Murray (The University of Melbourne)",
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"type": "reporter"
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},
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{
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"lang": "en",
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"value": "Van-Thuan Pham (The University of Melbourne)",
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"type": "reporter"
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},
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{
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"lang": "en",
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"value": "Ilija Tovilo",
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"type": "remediation developer"
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}
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],
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"source": {
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"advisory": "GHSA-wm6j-2649-pv75",
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"discovery": "EXTERNAL"
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},
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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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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-05-11T13:12:58.875843Z",
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"id": "CVE-2026-7259",
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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": "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": "2026-05-11T13:13:50.416Z"
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}
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}
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]
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}
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} |