Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 2.7%
CVSS Severity
CVSS v3 Score 3.2
Products affected by CVE-2025-27221
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cpe:2.3:a:ruby-lang:uri:0.10.0
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cpe:2.3:a:ruby-lang:uri:0.10.0.1
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cpe:2.3:a:ruby-lang:uri:0.10.0.2
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cpe:2.3:a:ruby-lang:uri:0.10.0.3
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cpe:2.3:a:ruby-lang:uri:0.10.1
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cpe:2.3:a:ruby-lang:uri:0.10.2
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cpe:2.3:a:ruby-lang:uri:0.10.3
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cpe:2.3:a:ruby-lang:uri:0.11.0
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cpe:2.3:a:ruby-lang:uri:0.11.1
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cpe:2.3:a:ruby-lang:uri:0.11.2
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cpe:2.3:a:ruby-lang:uri:0.12.0
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cpe:2.3:a:ruby-lang:uri:0.12.1
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cpe:2.3:a:ruby-lang:uri:0.12.2
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cpe:2.3:a:ruby-lang:uri:0.12.3
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cpe:2.3:a:ruby-lang:uri:0.13.0
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cpe:2.3:a:ruby-lang:uri:0.13.1
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cpe:2.3:a:ruby-lang:uri:1.0.0
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cpe:2.3:a:ruby-lang:uri:1.0.1
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cpe:2.3:a:ruby-lang:uri:1.0.2