What’s Vulnerable › Vulnerabilities

CVE-2022-25887: Regular Expression Denial of Service (ReDoS)

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-30 · updated 2026-06-17
• Weakness: CWE-1333

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.

Affected products

• apostrophecms sanitize-html: before 2.7.1 — fixed in 2.7.1

How to fix

Upgrade to a fixed version: apostrophecms sanitize-html 2.7.1. Check the vendor advisory for mitigations.

References

• https://github.com/apostrophecms/sanitize-html/commit/b4682c12fd30e12e82fa2d9b766de91d7d2cd23c
• https://github.com/apostrophecms/sanitize-html/pull/557
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-3008102
• https://security.snyk.io/vuln/SNYK-JS-SANITIZEHTML-2957526
• https://github.com/apostrophecms/sanitize-html/commit/b4682c12fd30e12e82fa2d9b766de91d7d2cd23c
• https://github.com/apostrophecms/sanitize-html/pull/557
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-3008102
• https://security.snyk.io/vuln/SNYK-JS-SANITIZEHTML-2957526

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