Express · Express · CVE-2023-23630
**Name of the Vulnerable Software and Affected Versions**
Eta versions prior to 2.0.0
**Description**
The issue is related to a XSS attack that impacts anyone using the Express API. The estimated number of potentially affected devices is not provided. There is no information about real-world incidents where this issue was exploited. Technical details about exploitation include passing user-supplied data directly to the `res.render` function.
**Recommendations**
For versions prior to 2.0.0, upgrade to version 2.0.0 to resolve the issue.
As a temporary workaround, do not pass user-supplied things directly to `res.render` or `res.renderFile`.