How severe is CVE-2020-4527?

CVE-2020-4527 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-4527 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4527?

CVE-2020-4527 affects Ibm Planning Analytics. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4527?

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

When was CVE-2020-4527 published?

CVE-2020-4527 was published on 2020-07-20 and last updated on 2026-06-17.

CVE-2020-4527

CVE-2020-4527 is a medium-severity vulnerability in Ibm Planning Analytics with a CVSS 3.x base score of 5.9. 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-384.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-384
Affected product: Ibm Planning Analytics
Published: 2020-07-20
Last modified: 2026-06-17

Description

IBM Planning Analytics 2.0 could allow a remote attacker to obtain sensitive information, caused by the failure to set the Secure flag for the session cookie in TLS mode. By intercepting its transmission within an HTTP session, an attacker could exploit this vulnerability to capture the cookie and obtain sensitive information. IBM X-Force ID: 182631.

Frequently asked questions

What is CVE-2020-4527?: IBM Planning Analytics 2.0 could allow a remote attacker to obtain sensitive information, caused by the failure to set the Secure flag for the session cookie in TLS mode. By intercepting its transmission within an HTTP session, an attacker could exploit this vulnerability to capture the cookie and obtain sensitive information. IBM X-Force ID: 182631.
How severe is CVE-2020-4527?: CVE-2020-4527 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-4527 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4527?: CVE-2020-4527 affects Ibm Planning Analytics. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4527?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4527 published?: CVE-2020-4527 was published on 2020-07-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:planning_analytics:2.0:*:*:*:*:*:*:*

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