How severe is CVE-2020-36994?

CVE-2020-36994 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-36994 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2020-36994?

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

Does CVE-2020-36994 have an EU (EUVD) identifier?

Yes. CVE-2020-36994 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30918.

When was CVE-2020-36994 published?

CVE-2020-36994 was published on 2026-01-29 and last updated on 2026-06-17.

CVE-2020-36994

CVE-2020-36994 is a medium-severity vulnerability with a CVSS 3.x base score of 6.2. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
CVSS v4: 4.6
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-30918
Weakness: CWE-120
Published: 2026-01-29
Last modified: 2026-06-17

Description

QlikView 12.50.20000.0 contains a denial of service vulnerability in the FTP server address input field that allows local attackers to crash the application. Attackers can paste a 300-character buffer into the FTP server address field to trigger an application crash and prevent normal functionality.

Frequently asked questions

What is CVE-2020-36994?: QlikView 12.50.20000.0 contains a denial of service vulnerability in the FTP server address input field that allows local attackers to crash the application. Attackers can paste a 300-character buffer into the FTP server address field to trigger an application crash and prevent normal functionality.
How severe is CVE-2020-36994?: CVE-2020-36994 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-36994 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2020-36994?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2020-36994 have an EU (EUVD) identifier?: Yes. CVE-2020-36994 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30918.
When was CVE-2020-36994 published?: CVE-2020-36994 was published on 2026-01-29 and last updated on 2026-06-17.

References

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