Prototype Pollution
CVE-2022-21169

6.1MEDIUM

Key Information:

Vendor

Express Xss Sanitizer Project

Status
Express-xss-sanitizer
Vendor
CVE Published:
26 September 2022

What is 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.

Affected Version(s)

express-xss-sanitizer < 1.1.3

References

https://security.snyk.io/vuln/SNYK-JS-EXPRESSXSSSANITIZER...
x_refsource_MISC
https://github.com/AhmedAdelFahim/express-xss-sanitizer/i...
x_refsource_MISC
https://runkit.com/embed/w306l6zfm7tu
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jayateertha Guruprasad
JSON
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