XSS in Eta-Dev Eta
CVE-2023-23630
Eta is an embedded JS templating engine that works inside Node, Deno, and the browser. XSS attack - anyone using the Express API is impacted. The problem has been resolved. Users should upgrade to version 2.0.0. As a workaround, don't pass user supplied things directly to `res.render`.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.006 (45.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.
Affected products
- Eta-dev Eta — versions < 2.0.0
- Eta.js Eta
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2023-23630?
- CVE-2023-23630 is a high-severity vulnerability in Eta-Dev Eta, classified under Cross-site Scripting. CVSS score: 8.6/10. Published 2023-02-01.
- How severe is CVE-2023-23630?
- High severity. CVSS v3 base score is 8.6 out of 10.