How severe is CVE-2020-8894?

CVE-2020-8894 has a CVSS 3.x base score of 6.5, 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 low, and availability none.

Is CVE-2020-8894 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-8894?

CVE-2020-8894 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-8894?

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

When was CVE-2020-8894 published?

CVE-2020-8894 was published on 2020-02-12 and last updated on 2026-06-22.

CVE-2020-8894

CVE-2020-8894 is a medium-severity vulnerability in Misp-project Misp with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.4
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Misp-project Misp
Published: 2020-02-12
Last modified: 2026-06-22

Description

An issue was discovered in MISP before 2.4.121. ACLs for discussion threads were mishandled in app/Controller/ThreadsController.php and app/Model/Thread.php.

Frequently asked questions

What is CVE-2020-8894?: An issue was discovered in MISP before 2.4.121. ACLs for discussion threads were mishandled in app/Controller/ThreadsController.php and app/Model/Thread.php.
How severe is CVE-2020-8894?: CVE-2020-8894 has a CVSS 3.x base score of 6.5, 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 low, and availability none.
Is CVE-2020-8894 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-8894?: CVE-2020-8894 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-8894?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-8894 published?: CVE-2020-8894 was published on 2020-02-12 and last updated on 2026-06-22.

References

Affected products (1)

cpe:2.3:a:misp-project:misp:*:*:*:*:*:*:*:*

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