Cross-Site Scripting in nunjucks

Description

Affected versions of nunjucks do not properly escape specially structured user input in template vars when in auto-escape mode, resulting in a cross-site scripting vulnerability.

Recommendation

Update the nunjucks package to the latest compatible version. Followings are version details:

• Affected version(s): < 2.4.3
• Patched version(s): 2.4.3

References

• GHSA-f7ph-p5rv-phw2
• www.npmjs.com
• CVE-2016-10547
• CWE-79
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• Cross-Site Scripting in swagger-ui - swagger-ui - GHSA-7f59-x49p-v8mq - CVE-2016-1000226
• Nunjucks autoescape bypass leads to cross site scripting - CVE-2023-2142
• Cross-Site Scripting in swagger-ui - swagger-ui - CVE-2016-1000233
• Cross-Site Scripting (XSS) in pivottable - CVE-2016-1000241

You might also like:

How to Secure your NodeJs Express Javascript Application - part 1

How to Secure your NodeJs Express Javascript Application - part 2

10 Secure Coding Best Practices to Follow in Every Project

Tags:

npm

nunjucks