HIGH

CVE-2023-4643

CVSS v3

8.8

HIGH

EPSS Score

1.1 %

exploit probability, as of 2026-10-17

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-2023-4643 yet.

Full record on NVD

Description

The Enable Media Replace WordPress plugin before 4.1.3 unserializes user input via the Remove Background feature, which could allow Author+ users to perform PHP Object Injection when a suitable gadget is present on the blog

Technical details

Published: 2023-10-16

Frequently asked questions

What is CVE-2023-4643?

Is CVE-2023-4643 actively exploited?

Active exploitation of CVE-2023-4643 has not been confirmed. Its EPSS score was 1.1% on 2026-10-17, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-4643?

CVE-2023-4643 has a CVSS v3 base score of 8.8 (HIGH severity).

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