# CVE-2026-48499

## Summary

- **CVE ID:** CVE-2026-48499
- **Severity:** CRITICAL
- **CVSS Score:** 9.3 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N)
- **CWE:** CWE-200, CWE-285, CWE-668, CWE-732
- **Published:** Jul 30, 2026
- **Last Modified:** Jul 30, 2026

## Description

Activepieces is an open source AI workflow automation platform. Prior to 0.84.0, an unsanitized path segment in the Code piece sandbox can let an authenticated flow author reach read-write cached flow and code files belonging to other tenants on the same worker, exposing embedded data and allowing modified code to execute on a victim tenant's next flow run. This issue is fixed in version 0.84.0.

## Affected Products

- activepieces — activepieces (< 0.84.0)

## References

- [CNA](https://github.com/activepieces/activepieces/security/advisories/GHSA-5h2x-g6m3-grmq)
- [CNA](https://github.com/activepieces/activepieces/commit/9d8d328424bd32d295c5727af7550e1b57f9074d)
- [CNA](https://github.com/activepieces/activepieces/releases/tag/0.84.0)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.24%
- **EPSS Percentile:** 14.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._