Vulnerability Details CVE-2022-21169
The package express-xss-sanitizer before 1.1.3 are vulnerable to Prototype Pollution via the allowedTags attribute, allowing the attacker to bypass xss sanitization.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 24.8%
CVSS Severity
CVSS v3 Score 7.3
References
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39a
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4
- https://runkit.com/embed/w306l6zfm7tu
- https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39a
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4
- https://runkit.com/embed/w306l6zfm7tu
- https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443
Products affected by CVE-2022-21169
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cpe:2.3:a:express_xss_sanitizer_project:express_xss_sanitizer:1.0.0
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cpe:2.3:a:express_xss_sanitizer_project:express_xss_sanitizer:1.0.1
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cpe:2.3:a:express_xss_sanitizer_project:express_xss_sanitizer:1.0.2
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cpe:2.3:a:express_xss_sanitizer_project:express_xss_sanitizer:1.1.0
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cpe:2.3:a:express_xss_sanitizer_project:express_xss_sanitizer:1.1.1
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cpe:2.3:a:express_xss_sanitizer_project:express_xss_sanitizer:1.1.2