CVE-2021-2456

Name: CVE-2021-2456
Creator: NVD / NIST
Published: 2021-07-21T00:15:15.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 81.37%

Last modified Jun 17, 2026

CVE-2021-2456 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Fusion Middleware (component: Analytics Web General). The supported version that is affected is 12.2.1.4.0. EPSS estimates a 81.37% chance of exploitation in the next 30 days.

Description

Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Fusion Middleware (component: Analytics Web General). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated 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 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).

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

81.37%

99.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Business Intelligence	12.2.1.4.0

References

https://www.oracle.com/security-alerts/cpujul2021.htmlVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-885/Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2021.htmlVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-885/Third Party Advisory

Timeline

Published: Jul 21, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-2456?

How severe is CVE-2021-2456?

CVE-2021-2456 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 81.37% probability of exploitation in the next 30 days.

How do I fix CVE-2021-2456?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-2456?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST