Vulnerability Details CVE-2021-3377
The npm package ansi_up converts ANSI escape codes into HTML. In ansi_up v4, ANSI escape codes can be used to create HTML hyperlinks. Due to insufficient URL sanitization, this feature is affected by a cross-site scripting (XSS) vulnerability. This issue is fixed in v5.0.0.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.461
EPSS Ranking 97.5%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 4.3
References
- https://doyensec.com/resources/Doyensec_Advisory_ansi_up4_XSS.pdf
- https://github.com/drudru/ansi_up/commit/c8c726ed1db979bae4f257b7fa41775155ba2e27
- https://doyensec.com/resources/Doyensec_Advisory_ansi_up4_XSS.pdf
- https://github.com/drudru/ansi_up/commit/c8c726ed1db979bae4f257b7fa41775155ba2e27
- https://security.netapp.com/advisory/ntap-20241108-0002/
Products affected by CVE-2021-3377
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cpe:2.3:a:ansi_up_project:ansi_up:1.0.0
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cpe:2.3:a:ansi_up_project:ansi_up:1.1.1
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cpe:2.3:a:ansi_up_project:ansi_up:1.1.2
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cpe:2.3:a:ansi_up_project:ansi_up:1.1.3
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cpe:2.3:a:ansi_up_project:ansi_up:1.2.0
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cpe:2.3:a:ansi_up_project:ansi_up:1.2.1
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cpe:2.3:a:ansi_up_project:ansi_up:1.3.0
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cpe:2.3:a:ansi_up_project:ansi_up:2.0.0
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cpe:2.3:a:ansi_up_project:ansi_up:2.0.1
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cpe:2.3:a:ansi_up_project:ansi_up:2.0.2
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cpe:2.3:a:ansi_up_project:ansi_up:2.0.3
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cpe:2.3:a:ansi_up_project:ansi_up:3.0.0
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cpe:2.3:a:ansi_up_project:ansi_up:4.0.2
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cpe:2.3:a:ansi_up_project:ansi_up:4.0.3
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cpe:2.3:a:ansi_up_project:ansi_up:4.0.4