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vuln-cve/data/2026/87xxx/CVE-2026-87795.json
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{
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"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-87795",
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"state": "PUBLISHED",
"assignerShortName": "VulnCheck",
"dateReserved": "2026-09-09T09:37:58.558Z",
"datePublished": "2026-09-09T10:07:28.656Z",
"dateUpdated": "2026-09-14T13:02:51.150Z"
},
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"shortName": "VulnCheck",
"dateUpdated": "2026-09-09T10:07:28.656Z"
},
"datePublic": "2026-08-15T00:00:00.000Z",
"title": "zstd-jni 1.2.0 through 1.5.7-13 Out-of-Bounds Read via ZstdDictCompress",
"descriptions": [
{
"lang": "en",
"value": "zstd-jni versions before 1.5.7-14 fail to validate offset and length parameters in the ZstdDictCompress constructor, allowing out-of-bounds memory reads. Attackers can supply untrusted offset or length values to read native heap memory into the compression dictionary, typically causing JVM crashes."
}
],
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{
"lang": "en",
"description": "Out-of-bounds Read",
"cweId": "CWE-125",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "luben",
"product": "zstd-jni",
"collectionURL": "https://repo1.maven.org/maven2/com/github/luben/zstd-jni/",
"repo": "https://github.com/luben/zstd-jni",
"defaultStatus": "unaffected",
"packageURL": "pkg:maven/com.github.luben/zstd-jni",
"versions": [
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"version": "1.2.0",
"lessThan": "1.5.7-14",
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"baseScore": 8.8,
"baseSeverity": "HIGH"
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"url": "https://github.com/luben/zstd-jni/security/advisories/GHSA-ff36-7w3w-g8rm",
"tags": [
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"tags": [
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"name": "Fix commit"
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"tags": [
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"name": "Broken bounds check at v1.5.7-13"
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{
"url": "https://github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/native/jni_fast_zstd.c",
"tags": [
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"name": "Native init that trusts the offset and length"
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"tags": [
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],
"name": "zstd-jni v1.5.7-14 Release Notes"
},
{
"url": "https://github.com/luben/zstd-jni",
"tags": [
"product"
]
},
{
"name": "VulnCheck Advisory: zstd-jni 1.2.0 through 1.5.7-13 Out-of-Bounds Read via ZstdDictCompress",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/zstd-jni-1.2.0-through-1.5.7-13-out-of-bounds-read-via-zstddictcompress"
}
],
"credits": [
{
"lang": "en",
"value": "Yu Bao, PayPal Cyber Security Team",
"type": "finder"
}
],
"x_generator": {
"engine": "vulncheck-endgame"
},
"source": {
"discovery": "EXTERNAL"
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"url": "https://github.com/luben/zstd-jni/security/advisories/GHSA-ff36-7w3w-g8rm",
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"content": {
"timestamp": "2026-09-14T13:02:05.211876Z",
"id": "CVE-2026-87795",
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{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-09-14T13:02:51.150Z"
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]
}
}