7.3

CVE-2022-21169

Exploit

Prototype Pollution

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Express Xss Sanitizer Project ≫ Express Xss Sanitizer SwPlatformnode.js Version < 1.1.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.72% 0.489
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.1 2.8 2.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
report@snyk.io 7.3 3.9 3.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

https://github.com/AhmedAdelFahim/express-xss-sanitizer/commit/3bf8aaaf4dbb1c209dcb8d87a82711a54c1ab39a
Patch
Third Party Advisory
https://github.com/AhmedAdelFahim/express-xss-sanitizer/issues/4
Third Party Advisory
Exploit
Issue Tracking
https://runkit.com/embed/w306l6zfm7tu
Patch
Third Party Advisory
URL Repurposed
https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER-3027443
Third Party Advisory
Exploit