CVE-2026-12209
Medium · 5.3CVSS
5.3
EPSS
0.3%
Published
Jun 15, 2026
CISA due date
—
The record
A security vulnerability has been detected in RubyLouvre avalon up to 2.2.10. The impacted element is an unknown function of the file src/filters/index.js of the component Template Filter Handler. Such manipulation leads to improperly controlled modification of object prototype attributes. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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