CVE-2026-115905 (GCVE-0-2026-115905)
Vulnerability from cvelistv5
Published
2026-10-26 16:24
Modified
2026-10-26 16:24
Severity ?
VLAI Severity ?
EPSS score ?
Summary
zip is a zip library for Rust that supports reading and writing simple ZIP files. Through 9.0.4, ZipArchive treats Central Directory File Header filenames as authoritative while ZipStreamReader extracts using Local File Header filenames without reconciling the duplicate metadata in src/read/stream.rs. A crafted archive can therefore appear benign to a component that inspects the central directory but cause a streaming extractor to write a different attacker-selected path and content, potentially overwriting files used by a downstream service. This issue is fixed in version 9.0.5.
References
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{
"containers": {
"cna": {
"affected": [
{
"product": "zip2",
"vendor": "zip-rs",
"versions": [
{
"status": "affected",
"version": "\u003c 9.0.5"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "zip is a zip library for Rust that supports reading and writing simple ZIP files. Through 9.0.4, ZipArchive treats Central Directory File Header filenames as authoritative while ZipStreamReader extracts using Local File Header filenames without reconciling the duplicate metadata in src/read/stream.rs. A crafted archive can therefore appear benign to a component that inspects the central directory but cause a streaming extractor to write a different attacker-selected path and content, potentially overwriting files used by a downstream service. This issue is fixed in version 9.0.5."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"privilegesRequired": "NONE",
"subAvailabilityImpact": "LOW",
"subConfidentialityImpact": "HIGH",
"subIntegrityImpact": "HIGH",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "CWE-20: Improper Input Validation",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-436",
"description": "CWE-436: Interpretation Conflict",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-26T16:24:44.760Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/zip-rs/zip2/security/advisories/GHSA-m665-v7pm-7grj",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/zip-rs/zip2/security/advisories/GHSA-m665-v7pm-7grj"
},
{
"name": "https://github.com/zip-rs/zip2/commit/8068ab480ccf8daa7411424e365fcdbe6d09443e",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/zip-rs/zip2/commit/8068ab480ccf8daa7411424e365fcdbe6d09443e"
},
{
"name": "https://github.com/zip-rs/zip2/releases/tag/v9.0.5",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/zip-rs/zip2/releases/tag/v9.0.5"
}
],
"source": {
"advisory": "GHSA-m665-v7pm-7grj",
"discovery": "UNKNOWN"
},
"title": "zip: Critical Parser Differential \u0026 Security Control Bypass via Dual-Header Inconsistencies (Zip Cloaking) Leading to Arbitrary File Overwrite \u0026 RCE"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2026-115905",
"datePublished": "2026-10-26T16:24:44.760Z",
"dateReserved": "2026-10-23T20:21:45.106Z",
"dateUpdated": "2026-10-26T16:24:44.760Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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