# CVE-2026-77393

## Summary

- **CVE ID:** CVE-2026-77393
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-276
- **Published:** Sep 4, 2026
- **Last Modified:** Sep 7, 2026

## Description

In Ignition 8.1.53 and earlier, the Gateway "Create Project Role(s)" setting shipped blank, which permitted any authenticated user to create projects (if they can execute gateway scripts). Ignition 8.1.54 restricts project creation to Designer sessions and no longer relies on this setting. The 8.3 series is not affected.

## Affected Products

- Inductive Automation — Ignition (0)
- Inductive Automation — Ignition (8.1.54)

## References

- [CNA](https://security.inductiveautomation.com/?tcuUid=34477620-731d-4b70-b22b-9450f9a659a3)
- [CNA](https://www.cisa.gov/news-events/ics-advisories/icsa-26-246-06)
- [CNA](https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-246-06.json)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.51%
- **EPSS Percentile:** 41.6

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