CVE-2025-59331

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Source
https://cve.org/CVERecord?id=CVE-2025-59331
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-59331.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-59331
Aliases
Published
2025-09-15T19:21:29Z
Modified
2026-10-21T02:54:08Z
Severity
  • 8.8 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:A/U:Red CVSS Calculator
Summary
is-arrayish@0.3.3 contains malware after npm account takeover
Details

is-arrayish checks if an object can be used like an Array. On 8 September 2025, an npm publishing account for is-arrayish was taken over after a phishing attack. Version 0.3.3 was published, functionally identical to the previous patch version, but with a malware payload added attempting to redirect cryptocurrency transactions to the attacker's own addresses from within browser environments. Local environments, server environments, command line applications, etc. are not affected. If the package was used in a browser context (e.g. a direct

Database specific 
{
    "cna_assigner":  "GitHub_M",
    "cwe_ids":  [
        "CWE-506"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59331.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "= 0.3.3"
                        },
                        {
                            "last_affected":  "= 0.3.3"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandaloneSingleVersion"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/qix-/node-is-arrayish

Affected ranges

Type
GIT
Repo
https://github.com/qix-/node-is-arrayish
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
db809c0ff45fa21ce3e22c3bbf435614aedad21d
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "0.3.4"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

0.*
0.1.0
0.1.1
0.2.0
0.2.1
0.3.0
0.3.1
0.3.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-59331.json"