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CVE-2026-33209
Published: Mar 20, 2026
Modified: Mar 24, 2026
PUBLISHED
Description
Avo is a framework to create admin panels for Ruby on Rails apps. Prior to version 3.30.3, a reflected cross-site scripting (XSS) vulnerability exists in the return_to query parameter used in the avo interface. An attacker can craft a malicious URL that injects arbitrary JavaScript, which is executed when he clicks a dynamically generated navigation button. This issue has been patched in version 3.30.3.
| Vendor | Product | Versions |
|---|---|---|
avo-hq | avo | affected < 3.30.3 |
Weaknesses (CWE)
References
https://github.com/avo-hq/avo/security/advisories/GHSA-762r-27w2-q22j
x_refsource_CONFIRM
https://github.com/avo-hq/avo/pull/4330
x_refsource_MISC
https://github.com/avo-hq/avo/releases/tag/v3.30.3
x_refsource_MISC
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