How severe is CVE-2023-5425?

CVE-2023-5425 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-5425 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5425?

CVE-2023-5425 affects Wpexpertplugins Post Meta Data Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5425?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-5425 published?

CVE-2023-5425 was published on 2023-10-28 and last updated on 2026-06-17.

CVE-2023-5425

CVE-2023-5425 is a high-severity vulnerability in Wpexpertplugins Post Meta Data Manager with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Wpexpertplugins Post Meta Data Manager
Published: 2023-10-28
Last modified: 2026-06-17

Description

The Post Meta Data Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the pmdm_wp_change_user_meta and pmdm_wp_change_post_meta functions in versions up to, and including, 1.2.0. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to gain elevated (e.g., administrator) privileges.

Frequently asked questions

What is CVE-2023-5425?: The Post Meta Data Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the pmdm_wp_change_user_meta and pmdm_wp_change_post_meta functions in versions up to, and including, 1.2.0. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to gain elevated (e.g., administrator) privileges.
How severe is CVE-2023-5425?: CVE-2023-5425 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-5425 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5425?: CVE-2023-5425 affects Wpexpertplugins Post Meta Data Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5425?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-5425 published?: CVE-2023-5425 was published on 2023-10-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wpexpertplugins:post_meta_data_manager:*:*:*:*:*:wordpress:*:*

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