Oracle Business Intelligence Enterprise Edition: Compromise via BI Search component
Summary
A flaw in the BI Search component of Oracle Business Intelligence Enterprise Edition (part of Oracle Analytics) allows an attacker with network access via HTTP to compromise the system. The attack requires only low privileges and no user interaction. According to the CVE record, a successful attack can lead to a full takeover with high impact on confidentiality, integrity and availability (CVSS 3.1 base score 8.8).
Affected
- Oracle Business Intelligence Enterprise Edition 8.2.0.0.0
- Oracle Business Intelligence Enterprise Edition 12.2.1.4.0
- Oracle Business Intelligence Enterprise Edition 26.01.0.0.0
Fixed in
Unknown. The fixed versions and patch identifiers were not confirmed in the sources reviewed. Check Oracle's October 2026 Critical Patch Update advisory and My Oracle Support.
Workaround
Unknown. The CVE record provides no workaround, and Oracle's advisory was not checked.
Exploitation
- No evidence of exploitation in the wild found.
- CISA SSVC assessment: exploitation none, automatable no, technical impact total.
- Not listed in the CISA KEV catalog.
- No public proof of concept found; this does not prove that none exists.
Our recommendation
- Check whether any Business Intelligence Enterprise Edition instance runs versions 8.2.0.0.0, 12.2.1.4.0 or 26.01.0.0.0, including legacy or vendor-managed systems.
- Apply the October 2026 Critical Patch Update from Oracle as soon as the fix for your version is confirmed.
- Until patched, restrict access to the BI web interface to internal networks or VPN and never expose it directly to the internet.
- Review which accounts can log in and remove unused accounts.
- Monitor BI server logs for unusual HTTP activity.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Oracle Security Alert: Critical Patch Update October 2026 www.oracle.com
- Oracle Security Blog: October 2026 Critical Patch Update released blogs.oracle.com
- Vulners: CVE-2026-91535 vulners.com
- OpenCVE: CVE-2026-91535 app.opencve.io
- VulDB: CVE-2026-91535 entry vuldb.com
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 31 Oct 2026, 11:23.
Original description (NVD)
Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Analytics (component: BI Search). Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and 26.01.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Business Intelligence Enterprise Edition. Successful attacks of this vulnerability can result in takeover of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
NVD references (1)
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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