VulnerabilityModified
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.
MEDIUM 6.1EPSS 0.79%
Does this matter?
Lower severity and a low EPSS score (0.79%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.79% probability · 54th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-1321
- Affected
- express xss sanitizer project/express xss sanitizer
- Source
- report@snyk.io
References
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39aPatch, Third Party Advisory
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4Exploit, Issue Tracking, Third Party Advisory
- https://runkit.com/embed/w306l6zfm7tuPatch, Third Party Advisory, URL Repurposed
- https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443Exploit, Third Party Advisory
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39aPatch, Third Party Advisory
- https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4Exploit, Issue Tracking, Third Party Advisory
- https://runkit.com/embed/w306l6zfm7tuPatch, Third Party Advisory, URL Repurposed
- https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.