CVE-2025-27221

In the URI gem before 1.0.3 for Ruby, the URI handling methods (URI.join, URI#merge, URI#+) have an inadvertent leakage of authentication credentials because userinfo is retained even after changing the host.

CVSS v3 3.2 LOW

3.2^/10

CVSS v3 : LOW

V3 Legend

Vector :

Exploitability : 1.4 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/uri/CVE-2025-27221.yml
https://hackerone.com/reports/2957667

Configurations

No configuration.

History

04 Mar 2025, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-03-04 00:15

Updated : 2025-03-04 00:15

NVD link : CVE-2025-27221

Mitre link : CVE-2025-27221

CVE.ORG link : CVE-2025-27221

JSON object : View

Products Affected

No product.

CWE

CWE-212

Improper Removal of Sensitive Information Before Storage or Transfer

{"id": "CVE-2025-27221", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 3.2, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 1.4}]}, "published": "2025-03-04T00:15:31.847", "references": [{"url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/uri/CVE-2025-27221.yml", "source": "cve@mitre.org"}, {"url": "https://hackerone.com/reports/2957667", "source": "cve@mitre.org"}], "vulnStatus": "Received", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-212"}]}], "descriptions": [{"lang": "en", "value": "In the URI gem before 1.0.3 for Ruby, the URI handling methods (URI.join, URI#merge, URI#+) have an inadvertent leakage of authentication credentials because userinfo is retained even after changing the host."}], "lastModified": "2025-03-04T00:15:31.847", "sourceIdentifier": "cve@mitre.org"}

3.2 /10