204 lines
8.5 KiB
JSON
204 lines
8.5 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-2026-87824",
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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": "2026-09-09T10:32:34.110Z",
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"datePublished": "2026-09-09T14:32:44.099Z",
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"dateUpdated": "2026-09-20T00:35:32.204Z"
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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": "2026-09-09T14:32:44.099Z"
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},
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"datePublic": "2026-08-19T00:00:00.000Z",
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"title": "zstd-jni 1.3.3-1 through 1.5.7-13 Out-of-Bounds Read via Zstd.trainFromBufferDirect",
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"descriptions": [
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{
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"lang": "en",
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"value": "zstd-jni before 1.5.7-14 fails to validate the samples buffer capacity in Zstd.trainFromBufferDirect, allowing attackers to read past buffer boundaries by supplying oversized per-sample lengths. Attackers can trigger out-of-bounds memory access by providing crafted sample length arrays that cause the native implementation to walk past the buffer allocation, resulting in JVM termination."
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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": "Out-of-bounds Read",
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"cweId": "CWE-125",
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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": "luben",
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"product": "zstd-jni",
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"collectionURL": "https://repo1.maven.org/maven2/com/github/luben/zstd-jni/",
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"repo": "https://github.com/luben/zstd-jni",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:maven/com.github.luben/zstd-jni",
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"versions": [
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{
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"version": "1.3.3-1",
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"lessThan": "1.5.7-14",
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"status": "affected",
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"versionType": "custom"
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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:N/VI:N/VA:H/SC:N/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": "NONE",
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"vulnIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 8.7,
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"baseSeverity": "HIGH"
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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:U/C:N/I:N/A:H",
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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": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 7.5,
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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://github.com/luben/zstd-jni/security/advisories/GHSA-257p-3h6w-pg7h",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-257p-3h6w-pg7h)"
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},
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{
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"url": "https://github.com/luben/zstd-jni/commit/bba6cfca2c0897f1fa004f4193247479f10da853",
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"tags": [
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"patch"
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],
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"name": "Fix commit: validate the samples buffer capacity against the declared sample sizes"
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},
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{
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"url": "https://github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/native/jni_zdict.c",
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"tags": [
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"technical-description"
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],
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"name": "Samples buffer capacity never read at v1.5.7-13"
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},
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{
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"url": "https://github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/java/com/github/luben/zstd/Zstd.java",
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"tags": [
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"technical-description"
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],
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"name": "Java wrapper that only checks the sample count at v1.5.7-13"
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},
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{
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"url": "https://github.com/luben/zstd-jni/releases/tag/v1.5.7-14",
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"tags": [
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"release-notes"
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],
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"name": "zstd-jni v1.5.7-14 Release Notes"
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},
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{
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"url": "https://github.com/luben/zstd-jni/commit/53d3c6342883f7d6717b2477a7f9c1b4a4a56980",
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"tags": [
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"technical-description",
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"patch"
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],
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"name": "Commit that introduced the direct-buffer dictionary trainer without a samples capacity check (first released in 1.3.3-1)"
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},
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{
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"url": "https://github.com/luben/zstd-jni",
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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: zstd-jni 1.3.3-1 through 1.5.7-13 Out-of-Bounds Read via Zstd.trainFromBufferDirect",
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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/zstd-jni-1.3.3-1-through-1.5.7-13-out-of-bounds-read-via-zstd-trainfrombufferdirect"
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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": "Yu Bao, PayPal Cyber Security Team",
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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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"source": {
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"discovery": "EXTERNAL"
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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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"id": "CVE-2026-87824",
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"role": "CISA Coordinator",
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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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"version": "2.0.3",
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"timestamp": "2026-09-20T00:08:06.268866Z"
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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": "2026-09-20T00:35:32.204Z"
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}
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}
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]
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}
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} |