Get a Demo

Let's Patch It!

Book a short call with one our specialists, we'll walk you through how Endor Patches work, and ask you a few questions about your environment (like your primary programming languages and repository management). We'll also send you an email right after you fill out the form, feel free to reply with any questions you have in advance!

Back to All

CVE

CVE-2021-23899

Arbitrary code injection in json-sanitizer

Description

OWASP json-sanitizer before 1.2.2 may emit closing SCRIPT tags and CDATA section delimiters for crafted input. This allows an attacker to inject arbitrary HTML or XML into embedding documents.

Base CVSS

9.8

EPSS Score

0.44%

Introduced Version

1.0

Fix Available

1.2.2

Fix without Upgrading

Available Patches

Package

CVEs Fixed

Lines of Code Changed

Package Name

com.mikesamuel:json-sanitizer

References

https://github.com/OWASP/json-sanitizer/compare/v1.2.1...v1.2.2

https://groups.google.com/g/json-sanitizer-support/c/dAW1AeNMoA0

https://github.com/OWASP/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e

https://nvd.nist.gov/vuln/detail/CVE-2021-23899

AppSec for the Software Development Revolution

Endor Labs builds a complete graph of your software estate, so teams can pinpoint and fix critical risks in complex, dependency-rich code—whether it was written by humans or AI.

Welcome to the resistance

Oops! Something went wrong, please try again.