ubuntu-cve-2025-8262
Vulnerability from osv_ubuntu
Published
2025-07-28 07:15
Modified
2026-05-20 15:15
Summary
Details
A vulnerability was found in yarnpkg Yarn up to 1.22.22. It has been classified as problematic. Affected is the function explodeHostedGitFragment of the file src/resolvers/exotics/hosted-git-resolver.js. The manipulation leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The patch is identified as 97731871e674bf93bcbf29e9d3258da8685f3076. It is recommended to apply a patch to fix this issue.
Severity
4.3 (Medium)
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "yarnpkg",
"binary_version": "1.22.4-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "node-yarnpkg",
"purl": "pkg:deb/ubuntu/node-yarnpkg@1.22.4-2?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.13.0-1build1",
"1.13.0-3",
"1.19.1-1",
"1.22.4-2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "yarnpkg",
"binary_version": "1.22.10+~cs22.25.14-8"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "node-yarnpkg",
"purl": "pkg:deb/ubuntu/node-yarnpkg@1.22.10+~cs22.25.14-8?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.22.10+~cs22.25.14-3",
"1.22.10+~cs22.25.14-4",
"1.22.10+~cs22.25.14-5",
"1.22.10+~cs22.25.14-8"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "yarnpkg",
"binary_version": "1.22.19+~cs24.27.18-4"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "node-yarnpkg",
"purl": "pkg:deb/ubuntu/node-yarnpkg@1.22.19+~cs24.27.18-4?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.22.19+~cs24.27.18-2",
"1.22.19+~cs24.27.18-4"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "yarnpkg",
"binary_version": "4.1.0+dfsg-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "node-yarnpkg",
"purl": "pkg:deb/ubuntu/node-yarnpkg@4.1.0+dfsg-1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.0.2+dfsg-3",
"4.1.0+dfsg-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "yarnpkg",
"binary_version": "4.1.0+dfsg-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "node-yarnpkg",
"purl": "pkg:deb/ubuntu/node-yarnpkg@4.1.0+dfsg-1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.1.0+dfsg-1"
]
}
],
"aliases": [],
"details": "A vulnerability was found in yarnpkg Yarn up to 1.22.22. It has been classified as problematic. Affected is the function explodeHostedGitFragment of the file src/resolvers/exotics/hosted-git-resolver.js. The manipulation leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The patch is identified as 97731871e674bf93bcbf29e9d3258da8685f3076. It is recommended to apply a patch to fix this issue.",
"id": "UBUNTU-CVE-2025-8262",
"modified": "2026-05-20T15:15:59Z",
"published": "2025-07-28T07:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2025-8262"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-8262"
},
{
"type": "REPORT",
"url": "https://github.com/yarnpkg/yarn/pull/9199"
},
{
"type": "REPORT",
"url": "https://github.com/yarnpkg/yarn/pull/9199/commits/97731871e674bf93bcbf29e9d3258da8685f3076"
},
{
"type": "REPORT",
"url": "https://vuldb.com/?ctiid.317850"
},
{
"type": "REPORT",
"url": "https://vuldb.com/?id.317850"
},
{
"type": "REPORT",
"url": "https://vuldb.com/?submit.617393"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2025-8262"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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