PT-2026-49171 · Rubylouvre · Avalon

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CVE-2026-12209

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Published

2026-06-15

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Updated

2026-06-15

CVSS v3.1

5.3

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Name of the Vulnerable Software and Affected Versions RubyLouvre avalon versions prior to 2.2.11
Description A flaw exists in the Template Filter Handler component within the file src/filters/index.js. An unknown function in this file allows for prototype pollution, which is the improperly controlled modification of object prototype attributes. This issue can be exploited remotely.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Code Injection

Prototype Pollution

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Weakness Enumeration

Related Identifiers

CVE-2026-12209

Affected Products

Avalon