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Actively exploitedKnown ransomware use

CVE-2022-21587 Oracle E-Business Suite Unspecified Vulnerability

Oracle E-Business Suite contains an unspecified vulnerability that allows an unauthenticated attacker with network access via HTTP to compromise Oracle Web Applications Desktop Integrator.

From the CISA KEV catalogue version 2026.11.06, with Cybergen analysis. Updated 6 Nov 2026.

Our Assessment

Should You Worry?

Patch nowCybergen assessment
  • CISA confirmed exploitation in the wild and added it to the Known Exploited Vulnerabilities catalogue on 2 Feb 2023.
  • CISA lists it as known to be used in ransomware campaigns.
  • Rated Critical severity (CVSS 9.8, scored by Vendor).
  • It has been in the catalogue for 1,373 days. Systems still unpatched now have almost certainly been scanned for it.
The Vulnerability

What It Is

Vulnerability in the Oracle Web Applications Desktop Integrator product of Oracle E-Business Suite (component: Upload). Supported versions that are affected are 12.2.3-12.2.11. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Web Applications Desktop Integrator. Successful attacks of this vulnerability can result in takeover of Oracle Web Applications Desktop Integrator. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Affected Versions

ProductVersions
Oracle Corporation Web Applications Desktop Integrator12.2.3-12.2.11

From the public CVE record, as supplied by the vendor. Always confirm against the vendor advisory.

From Watch to Action

What To Do Now

  1. 1

    Find it

    Search your asset inventory and external attack surface for Oracle E-Business Suite. Include cloud images, appliances and anything a supplier runs for you.

    Attack Surface Management
  2. 2

    Fix it

    Apply updates per vendor instructions.

    Vulnerability Management
  3. 3

    Hunt for compromise

    If an affected system was reachable before you patched, assume it may have been hit. Check logs, new accounts, web shells and outbound connections from the date of exposure.

    Incident Response
  4. 4

    Prove it is fixed

    Rescan or test the system after patching. Upgrades that fail silently and forgotten secondary instances are common.

    Penetration Testing

Vendor Advisories

Regulation

The Compliance Clock

Cyber EssentialsRated critical, so if it affects devices in your Cyber Essentials scope, the update must be installed within 14 days of the vendor releasing it.NIS2If exploitation causes a significant incident, essential and important entities owe their CSIRT an early warning within 24 hours and a notification within 72 hours.DORAFinancial entities must classify ICT incidents and send an initial notification for a major incident within strict deadlines, with exploited flaws a common cause.US federal (BOD 22-01)Federal civilian agencies had until 23 Feb 2023 to remediate. A sensible benchmark for everyone else.

General guidance, not legal advice. Your obligations depend on your sector, scope and jurisdiction.

Stay Ahead

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Evidence

Sources

  1. CISA Known Exploited Vulnerabilities catalogue
  2. NVD: CVE-2022-21587
  3. CVE record: CVE-2022-21587
  4. FIRST EPSS
  5. oracle.com/security-alerts/cpuoct2022.html
  6. packetstormsecurity.com/files/171208/Oracle-E-Business-Suite-EBS-Unauthenticated-Arbitrary-File-Uplo