CRITICAL

CVE-2021-24638

CVSS v3

9.1

CRITICAL

EPSS Score

1.8 %

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-2021-24638 yet.

Full record on NVD

Description

The OMGF WordPress plugin before 4.5.4 does not escape or validate the handle parameter of the REST API, which allows unauthenticated users to perform path traversal and overwrite arbitrary CSS file with Google Fonts CSS, or download fonts uploaded on Google Fonts website.

Technical details

Published: 2021-09-20

Frequently asked questions

What is CVE-2021-24638?

Is CVE-2021-24638 actively exploited?

Active exploitation of CVE-2021-24638 has not been confirmed. Its EPSS score was 1.8% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-24638?

CVE-2021-24638 has a CVSS v3 base score of 9.1 (CRITICAL severity).

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