How severe is CVE-2021-20380?

CVE-2021-20380 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-20380 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-2021-20380?

CVE-2021-20380 affects Ibm Qradar Advisor With Watson. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-20380?

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

When was CVE-2021-20380 published?

CVE-2021-20380 was published on 2021-06-03 and last updated on 2026-06-17.

CVE-2021-20380

CVE-2021-20380 is a high-severity vulnerability in Ibm Qradar Advisor With Watson with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Qradar Advisor With Watson
Published: 2021-06-03
Last modified: 2026-06-17

Description

IBM QRadar Advisor With Watson App 1.1 through 2.5 as used on IBM QRadar SIEM 7.4 could allow a remote user to obtain sensitive information from HTTP requests that could aid in further attacks against the system. IBM X-Force ID: 195712.

Frequently asked questions

What is CVE-2021-20380?: IBM QRadar Advisor With Watson App 1.1 through 2.5 as used on IBM QRadar SIEM 7.4 could allow a remote user to obtain sensitive information from HTTP requests that could aid in further attacks against the system. IBM X-Force ID: 195712.
How severe is CVE-2021-20380?: CVE-2021-20380 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-20380 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-2021-20380?: CVE-2021-20380 affects Ibm Qradar Advisor With Watson. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-20380?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-20380 published?: CVE-2021-20380 was published on 2021-06-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:qradar_advisor_with_watson:*:*:*:*:*:*:*:*

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