How severe is CVE-2022-4762?

CVE-2022-4762 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-4762 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4762?

CVE-2022-4762 affects Extendthemes Materialis Companion. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4762?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-4762 published?

CVE-2022-4762 was published on 2023-02-06 and last updated on 2026-06-17.

CVE-2022-4762

CVE-2022-4762 is a medium-severity vulnerability in Extendthemes Materialis Companion with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Extendthemes Materialis Companion
Published: 2023-02-06
Last modified: 2026-06-17

Description

The Materialis Companion WordPress plugin before 1.3.40 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.

Frequently asked questions

What is CVE-2022-4762?: The Materialis Companion WordPress plugin before 1.3.40 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
How severe is CVE-2022-4762?: CVE-2022-4762 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-4762 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4762?: CVE-2022-4762 affects Extendthemes Materialis Companion. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4762?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-4762 published?: CVE-2022-4762 was published on 2023-02-06 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/4500566a-e5f2-40b8-a185-2bcace221b4e

Affected products (1)

cpe:2.3:a:extendthemes:materialis_companion:*:*:*:*:*:wordpress:*:*

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