How severe is CVE-2020-7826?

CVE-2020-7826 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-7826 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7826?

CVE-2020-7826 affects Eyesurfer Bflyinstallerx.ocx. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7826?

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-2020-7826 published?

CVE-2020-7826 was published on 2020-07-17 and last updated on 2026-06-17.

CVE-2020-7826

CVE-2020-7826 is a high-severity vulnerability in Eyesurfer Bflyinstallerx.ocx with a CVSS 3.x base score of 8.8. 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-494.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-494
Affected product: Eyesurfer Bflyinstallerx.ocx
Published: 2020-07-17
Last modified: 2026-06-17

Description

EyeSurfer BflyInstallerX.ocx v1.0.0.16 and earlier versions contain a vulnerability that could allow remote files to be download by setting the arguments to the vulnerable method. This can be leveraged for code execution. When the vulnerable method is called, they fail to properly check the parameters that are passed to it.

Frequently asked questions

What is CVE-2020-7826?: EyeSurfer BflyInstallerX.ocx v1.0.0.16 and earlier versions contain a vulnerability that could allow remote files to be download by setting the arguments to the vulnerable method. This can be leveraged for code execution. When the vulnerable method is called, they fail to properly check the parameters that are passed to it.
How severe is CVE-2020-7826?: CVE-2020-7826 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-7826 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7826?: CVE-2020-7826 affects Eyesurfer Bflyinstallerx.ocx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7826?: 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-2020-7826 published?: CVE-2020-7826 was published on 2020-07-17 and last updated on 2026-06-17.

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35512

Affected products (1)

cpe:2.3:a:eyesurfer:bflyinstallerx.ocx:*:*:*:*:*:*:*:*

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