Oracle Hyperion CVE-2026-62583

Exploitation requires a local logon (AV:L) to the physical or virtual infrastructure where Oracle Hyperion Infrastructure Technology executes - remote or network-based attack is not possible. The attacker must hold high privileges (PR:H) on that system, such as OS-level administrative or Hyperion service account access. Attack complexity is high (AC:H), meaning additional conditions beyond the attacker's direct control must align for exploitation to succeed - these specific conditions are not enumerated in the available description. Exploitation is limited to Oracle Hyperion Infrastructure Technology version 11.2.25.0.000; no other versions are confirmed affected. No user interaction is required once preconditions are met. What limits exploitation: requirement for pre-existing local high-privilege access is the primary and substantial constraint; no confidentiality exposure; partial-only integrity and availability impacts; difficult conditions reduce reliability of attack.

The overall real-world risk of this vulnerability is very low. The CVSS 3.1 base score of 3.0 (Low) is well-supported by the vector: AV:L rules out any network-based attack, AC:H indicates that exploitation is not straightforward even for a local attacker, and PR:H means an attacker must already possess high-level privileges on the target system - a condition that itself represents significant prior access. The impact is bounded: no confidentiality loss (C:N), only limited integrity and availability impacts (I:L/A:L). No EPSS score was provided in the input data, so exploitation probability cannot be quantitatively assessed. The vulnerability is not listed in the CISA KEV catalog and no public proof-of-concept has been identified. An attacker who can satisfy AV:L/PR:H preconditions almost certainly already has more destructive capabilities available. This is a low-priority remediation item and should not displace higher-severity work; it is most relevant to organizations with strict hardening requirements or compliance obligations around Oracle EPM environments.

An attacker who already holds high-level local access to the Oracle Hyperion infrastructure server - for example, a malicious insider or a compromised administrator account - exploits a flaw in the Installation and Configuration component under specific, difficult-to-reproduce conditions to corrupt or delete a subset of Hyperion-accessible data or partially disrupt the service. No public proof-of-concept exists, and the high attack complexity means reliable exploitation would require detailed knowledge of the target environment.