Description

webpy web.py 0.76 is vulnerable to Cross Site Scripting (XSS) via render_jinja.__init__().

Is your site exposed to CVE-2026-79311?

Run a free security scan — no signup, results in seconds.

Scan my site

References

Other References

https://github.com/lichoin/TraceLoom/blob/main/CVEs/CVE-2026-79311.md https://github.com/webpy/webpy

Frequently Asked Questions

What is CVE-2026-79311? +

webpy web.py 0.76 is vulnerable to Cross Site Scripting (XSS) via render_jinja.__init__().

How do I check if I'm vulnerable to CVE-2026-79311? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.