CVE-2026-45445: AES-OCB IV Ignored on EVP_Cipher() Path

Overview

Severity

High (CVSS 7.5)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-13

Last Updated

2026-08-07

EPSS Score

0.60% (percentile: 47.0%)

Affected Products (2)

Other

• 21452-17084
• 21450-17084

Revision History

• 2026-06-13: Information published.
• 2026-06-15: Information published.
• 2026-06-15: Information published.
• 2026-06-18: Information published.
• 2026-06-20: Information published.
• 2026-06-23: Information published.
• 2026-08-07: Information published.