How severe is CVE-2020-4531?

CVE-2020-4531 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-4531 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4531?

CVE-2020-4531 primarily affects Ibm Business Automation Workflow. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-4531?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-4531 published?

CVE-2020-4531 was published on 2020-09-25 and last updated on 2026-06-17.

CVE-2020-4531

CVE-2020-4531 is a medium-severity vulnerability in Ibm Business Automation Workflow with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-252.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-252
Affected product: Ibm Business Automation Workflow
Published: 2020-09-25
Last modified: 2026-06-17

Description

IBM Business Automation Workflow 18.0, 19.0, and 20.0 and IBM Business Process Manager 8.0, 8.5, and 8.6 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 182715.

Frequently asked questions

What is CVE-2020-4531?: IBM Business Automation Workflow 18.0, 19.0, and 20.0 and IBM Business Process Manager 8.0, 8.5, and 8.6 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 182715.
How severe is CVE-2020-4531?: CVE-2020-4531 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-4531 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4531?: CVE-2020-4531 primarily affects Ibm Business Automation Workflow. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-4531?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4531 published?: CVE-2020-4531 was published on 2020-09-25 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:ibm:business_automation_workflow:18.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow:19.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_automation_workflow:20.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_process_manager:8.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_process_manager:8.5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:business_process_manager:8.6.0.0:-:*:*:-:*:*:*

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