CVE-2026-120500
Medium · 6.1CVSS
6.1
EPSS
0.3%
Published
Nov 2, 2026
CISA due date
—
The record
An Otter Wiki before 2.26.2 contains a stored cross-site scripting vulnerability in OtterwikiMdRenderer.block_code that allows attackers who can edit pages, including anonymous users under the default configuration, to inject arbitrary script. Attackers can place HTML inside a math fenced code block, which is rendered unescaped and executes for every viewer of the page.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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