# CVE-2026-4942

## Summary

- **CVE ID:** CVE-2026-4942
- **Severity:** MEDIUM
- **CVSS Score:** 5.9 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
- **CWE:** CWE-757
- **Published:** Jul 17, 2026
- **Last Modified:** Jul 20, 2026

## Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to send a specifically crafted message and downgrade the Transport Layer Security (TLS) protocol to a version disabled in the server configuration.

## Affected Products

- IBM — i (7.6)
- IBM — i (7.5)
- IBM — i (7.4)
- IBM — i (7.3)

## References

- [CNA](https://www.ibm.com/support/pages/node/7278992)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.25%
- **EPSS Percentile:** 15.9

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