How severe is CVE-2021-2253?

CVE-2021-2253 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-2253 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-2253?

CVE-2021-2253 primarily affects Oracle Advanced Supply Chain Planning. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-2253?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-2253 published?

CVE-2021-2253 was published on 2021-04-22 and last updated on 2026-06-17.

CVE-2021-2253

CVE-2021-2253 is a critical-severity vulnerability in Oracle Advanced Supply Chain Planning with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Advanced Supply Chain Planning
Published: 2021-04-22
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Advanced Supply Chain Planning product of Oracle Supply Chain (component: Core). Supported versions that are affected are 12.1 and 12.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Advanced Supply Chain Planning. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Advanced Supply Chain Planning accessible data as well as unauthorized access to critical data or complete access to all Oracle Advanced Supply Chain Planning accessible data. CVSS 3.1 Base Score 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).

Frequently asked questions

What is CVE-2021-2253?: Vulnerability in the Oracle Advanced Supply Chain Planning product of Oracle Supply Chain (component: Core). Supported versions that are affected are 12.1 and 12.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Advanced Supply Chain Planning. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Advanced Supply Chain Planning accessible data as well as unauthorized access to critical data or complete access to all Oracle Advanced Supply Chain Planning accessible data. CVSS 3.1 Base Score 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
How severe is CVE-2021-2253?: CVE-2021-2253 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-2253 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-2253?: CVE-2021-2253 primarily affects Oracle Advanced Supply Chain Planning. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-2253?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-2253 published?: CVE-2021-2253 was published on 2021-04-22 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuapr2021.html

Affected products (2)

cpe:2.3:a:oracle:advanced_supply_chain_planning:12.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:advanced_supply_chain_planning:12.2:*:*:*:*:*:*:*

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