CVE-2026-120500
An Otter Wiki before 2.26.2 contains a stored cross-site scripting vulnerability in…
- Risk score
- 41/100
- CVSS
- 6.1 v3.1
- Exploit chance (30 days)
- 0.3%
- Published
- 2 Nov 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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…
- Affected
- See advisory
- Fix
- Upgrade the product to 2.26.2 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 6.1 medium
References
Original description
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.
Last activity 2 Nov 2026. Patch Forecast updates every hour.