8.8
High
CVE-2021-21797 An exploitable double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF
Description
An exploitable double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a reference to a timeout object to be stored in two different places. When closed, the document will result in the reference being released twice. This can lead to code execution under the context of the application. An attacker can convince a user to open a document to trigger this vulnerability.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Nitro Pro | Versions not published |
References
- talosintelligence.com talosintelligence.com
Timeline
- Published
- Last modified
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