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Critical · 9.1 CVE-2026-15638 EUVD-2026-80067GHSA-grw7-x4gw-45r5

Cryptographic Padding Oracle

Published Sep 15, 2026 · Updated Sep 16, 2026 · Assigned by Delinea

Description

An unauthenticated user with access to Secret Server could leverage a padding oracle to decrypt or encrypt data using one of the server's cryptographic keys. The key itself is not exposed.

Affected products

VendorProductAffectedFixed
Delinea Secret Server (On-Prem) 10.5.1 – ≤ 12.1.3 —

References