212 lines
8.8 KiB
JSON
212 lines
8.8 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-2026-87823",
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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": "2026-09-09T14:32:43.442Z",
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"dateUpdated": "2026-09-09T16:13:14.420Z"
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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": "2026-09-09T14:32:43.442Z"
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},
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"datePublic": "2026-08-19T00:00:00.000Z",
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"title": "zstd-jni 1.1.1 through 1.5.7-13 Out-of-Bounds Read via Direct ByteBuffer Frame-Size Methods",
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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 performs 32-bit signed bounds checks on three direct-ByteBuffer frame-size native methods, allowing out-of-bounds memory reads via negative or overflowing offsets. Attackers can supply negative offset values near Integer.MIN_VALUE to read unmapped memory, causing JVM termination or extracting arbitrary frame size data from unintended memory locations."
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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": "Integer Overflow or Wraparound",
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"cweId": "CWE-190",
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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": "1.1.1",
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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:L/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": "LOW",
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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": 8.8,
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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:L/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": "LOW",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 8.2,
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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-jfr6-9xqw-2g2q",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-jfr6-9xqw-2g2q)"
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},
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{
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"url": "https://github.com/luben/zstd-jni/commit/d7a1c99322d5e1fc71932e722c0b5bb2fc525d3f",
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"tags": [
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"patch"
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],
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"name": "Fix commit: reject negative offset and size in the three direct-ByteBuffer natives"
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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_zstd.c",
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"tags": [
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"technical-description"
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],
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"name": "Unchecked 32-bit bounds tests 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": "Native declarations with no Java-side validation 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/46dcb2a54c8b8f2ce2cad7187a7513f509c533ac",
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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 unchecked direct-ByteBuffer size natives (first released in 1.1.1)"
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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 1.1.1 through 1.5.7-13 Out-of-Bounds Read via Direct ByteBuffer Frame-Size Methods",
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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-1.1.1-through-1.5.7-13-out-of-bounds-read-via-direct-bytebuffer-frame-size-methods"
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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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"references": [
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{
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"url": "https://github.com/luben/zstd-jni/security/advisories/GHSA-jfr6-9xqw-2g2q",
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"tags": [
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"exploit"
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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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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-09-09T16:12:29.082517Z",
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"id": "CVE-2026-87823",
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"options": [
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{
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"Exploitation": "poc"
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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": "2026-09-09T16:13:14.420Z"
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}
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}
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]
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}
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} |