CVE-2025-27611

Source
https://nvd.nist.gov/vuln/detail/CVE-2025-27611
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-27611.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-27611
Aliases
Downstream
Published
2025-04-30T19:36:57Z
Modified
2025-10-30T20:30:22.968248Z
Severity
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
base-x homograph attack allows Unicode lookalike characters to bypass validation.
Details

base-x is a base encoder and decoder of any given alphabet using bitcoin style leading zero compression. Versions 4.0.0, 5.0.0, and all prior to 3.0.11, are vulnerable to attackers potentially deceiving users into sending funds to an unintended address. This issue has been patched in versions 3.0.11, 4.0.1, and 5.0.1.

Database specific
{
    "cwe_ids": [
        "CWE-1007"
    ]
}
References

Affected packages

Git / github.com/cryptocoinjs/base-x

Affected ranges

Type
GIT
Repo
https://github.com/cryptocoinjs/base-x
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
Database specific
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "= 5.0.0"
        }
    ]
}
Type
GIT
Repo
https://github.com/cryptocoinjs/base-x
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
Database specific
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "= 4.0.0"
        }
    ]
}
Type
GIT
Repo
https://github.com/cryptocoinjs/base-x
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Database specific
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "3.0.11"
        }
    ]
}

Affected versions

v1.*

v1.0.1
v1.0.2
v1.0.3
v1.0.4
v1.1.0

v2.*

v2.0.5

v3.*

v3.0.0
v3.0.10
v3.0.2
v3.0.3
v3.0.4
v3.0.5
v3.0.6
v3.0.7
v3.0.8
v3.0.9

v4.*

v4.0.0

v5.*

v5.0.0