What is GHSA-r9q4-w3fm-wrm2?

GHSA-r9q4-w3fm-wrm2 is a security advisory published by GitHub Security Advisories with Medium severity. Cross-Site Scripting in google-closure-library

Why does GHSA-r9q4-w3fm-wrm2 have no CVE ID yet?

GitHub Security Advisories published this advisory directly to customers before NVD assigned a CVE ID. This is the embargo-window disclosure pattern — vendors notify customers on day 0; NVD's public record follows days to weeks later.

Which products are affected by GHSA-r9q4-w3fm-wrm2?

GHSA-r9q4-w3fm-wrm2 affects 1 product, including: npm/google-closure-library:\u003c 20190301.0.0.

GHSA-r9q4-w3fm-wrm2MediumDisclosed before NVD

Cross-Site Scripting in google-closure-library

Vendor

GitHub Security Advisories

Published

September 2, 2020

Last Modified

January 9, 2023

📋 Description

Versions of google-closure-library prior to 20190301.0.0 are vulnerable to Cross-Site Scripting. The safedomtreeprocessor.processToString() function improperly processed empty elements, which could allow attackers to execute arbitrary JavaScript through Mutation Cross-Site Scripting.

Recommendation

Upgrade to version 20190301.0.0 or later.

🎯 Affected products1

npm/google-closure-library:< 20190301.0.0

🔗 References (4)

https://github.com/google/closure-library/commit/c79ab48e8e962fee57e68739c00e16b9934c0ffa#commitcomment-33294853
https://snyk.io/vuln/SNYK-JS-GOOGLECLOSURELIBRARY-174519
https://www.npmjs.com/advisories/878
https://github.com/advisories/GHSA-r9q4-w3fm-wrm2