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CVE-2026-89011

🗓️ 10 Sep 2026 19:56:25Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 38 Views🌐 WEB

Prototype pollution in isomorphic-git <1.42.0 getRemoteInfo via crafted refs steals credentials.

Related
Detection
Affected
Refs
Paths
Vulners
Node
[
  {
    "defaultStatus": "unaffected",
    "vendor": "isomorphic-git",
    "product": "isomorphic-git",
    "packageURL": "pkg:github/isomorphic-git/isomorphic-git",
    "repo": "https://github.com/isomorphic-git/isomorphic-git",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThan": "1.42.0"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
URLnestedgetRemoteInfoPrototype pollution in isomorphic-git's getRemoteInfo function via crafted ref names (e.g., containing '__proto__') during ref negotiation, potentially leading to credential theft via a malicious proxy.CWE-1321

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23 Sep 2026 17:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 47.1
CVSS 3.17.1
EPSS0.00443
SSVC
38