Sanitize-html Vulnerable To REDoS Attacks

Description

The package sanitize-html before 2.7.1 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure global regular expression replacement logic of HTML comment removal.

Recommendation

Update the sanitize-html package to the latest compatible version. Followings are version details:

• Affected version(s): < 2.7.1
• Patched version(s): 2.7.1

References

• GHSA-cgfm-xwp7-2cvr
• security.snyk.io
• CVE-2022-25887
• CWE-1333
• CAPEC-310
• OWASP 2021-A6

Related Issues

• sanitize-html is vulnerable to XSS through incomprehensive sanitization - CVE-2019-25225
• Improper Input Validation in sanitize-html - CVE-2021-26539
• sanitize-html allowedTags Bypass via Entity-Decoded Text in nonTextTags Elements - CVE-2026-40186
• jQuery UI vulnerable to XSS when refreshing a checkboxradio with an HTML-like initial text label - CVE-2022-31160

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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

sanitize-html