# CVE-2026-40699

## Summary

- **CVE ID:** CVE-2026-40699
- **Severity:** HIGH
- **CVSS Score:** 7.1 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-643
- **Published:** May 13, 2026
- **Last Modified:** May 13, 2026

## Description

A vulnerability exists in the undisclosed pages in the Configuration utility that may allow a low-privileged authenticated attacker to access to undisclosed sensitive information.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

## Affected Products

- F5 — BIG-IP (21.1.0)
- F5 — BIG-IP (21.0.0)
- F5 — BIG-IP (17.5.0)
- F5 — BIG-IP (17.1.0)
- F5 — BIG-IP (16.1.0)

## References

- [CNA](https://my.f5.com/manage/s/article/K000150515)
- [CNA](https://my.f5.com/manage/s/article/K000156734)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.28%
- **EPSS Percentile:** 19.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._