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HIGH

CVE-2020-26797

CVSS v3

7.5

HIGH

EPSS Score

4.2 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.

Technical details

Published
2021-03-18

Frequently asked questions

What is CVE-2020-26797?

Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.

Is CVE-2020-26797 actively exploited?

Active exploitation of CVE-2020-26797 has not been confirmed. Its EPSS score was 4.2% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-26797?

CVE-2020-26797 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2020-26797 affecting your environment?

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