How severe is CVE-2023-23639?

CVE-2023-23639 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-23639 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23639?

CVE-2023-23639 affects Mainwp Staging Extension. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-23639?

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

Does CVE-2023-23639 have an EU (EUVD) identifier?

Yes. CVE-2023-23639 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-27726.

When was CVE-2023-23639 published?

CVE-2023-23639 was published on 2024-06-09 and last updated on 2026-06-17.

CVE-2023-23639

CVE-2023-23639 is a medium-severity vulnerability in Mainwp Staging Extension 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. The underlying weakness is classified as CWE-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-27726
Weakness: CWE-862
Affected product: Mainwp Staging Extension
Published: 2024-06-09
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in MainWP MainWP Staging Extension.This issue affects MainWP Staging Extension: from n/a through 4.0.3.

Frequently asked questions

What is CVE-2023-23639?: Missing Authorization vulnerability in MainWP MainWP Staging Extension.This issue affects MainWP Staging Extension: from n/a through 4.0.3.
How severe is CVE-2023-23639?: CVE-2023-23639 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-23639 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23639?: CVE-2023-23639 affects Mainwp Staging Extension. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-23639?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-23639 have an EU (EUVD) identifier?: Yes. CVE-2023-23639 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-27726.
When was CVE-2023-23639 published?: CVE-2023-23639 was published on 2024-06-09 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/mainwp-staging-extension/wordpress-mainwp-staging-extension-plugin-4-0-3-subscriber-arbitrary-plugin-activation-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:mainwp:staging_extension:*:*:*:*:*:wordpress:*:*

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