CRITICAL

CVE-2020-27176

CVSS v3

9.6

CRITICAL

EPSS Score

1.9 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2020-27176 yet.

Full record on NVD

Description

Mutation XSS exists in Mark Text through 0.16.2 that leads to Remote Code Execution. NOTE: this might be considered a duplicate of CVE-2020-26870; however, it can also be considered an issue in the design of the "source code mode" feature, which parses HTML even though HTML support is not one of the primary advertised roles of the product.

Technical details

Published: 2020-10-16

Frequently asked questions

What is CVE-2020-27176?

Is CVE-2020-27176 actively exploited?

Active exploitation of CVE-2020-27176 has not been confirmed. Its EPSS score was 1.9% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-27176?

CVE-2020-27176 has a CVSS v3 base score of 9.6 (CRITICAL severity).

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