How severe is CVE-2023-23660?

CVE-2023-23660 has a CVSS 3.x base score of 8.5, 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 none, and availability low.

Is CVE-2023-23660 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23660?

CVE-2023-23660 affects Mainwp Mainwp Maintenance Extension. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-23660?

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-2023-23660 published?

CVE-2023-23660 was published on 2023-07-18 and last updated on 2026-06-17.

CVE-2023-23660

CVE-2023-23660 is a high-severity vulnerability in Mainwp Mainwp Maintenance Extension with a CVSS 3.x base score of 8.5. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.5)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Mainwp Mainwp Maintenance Extension
Published: 2023-07-18
Last modified: 2026-06-17

Description

Auth. (subscriber+) SQL Injection (SQLi) vulnerability in MainWP MainWP Maintenance Extension plugin <= 4.1.1 versions.

Frequently asked questions

What is CVE-2023-23660?: Auth. (subscriber+) SQL Injection (SQLi) vulnerability in MainWP MainWP Maintenance Extension plugin <= 4.1.1 versions.
How severe is CVE-2023-23660?: CVE-2023-23660 has a CVSS 3.x base score of 8.5, 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 none, and availability low.
Is CVE-2023-23660 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23660?: CVE-2023-23660 affects Mainwp Mainwp Maintenance Extension. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-23660?: 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-2023-23660 published?: CVE-2023-23660 was published on 2023-07-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mainwp:mainwp_maintenance_extension:*:*:*:*:*:wordpress:*:*

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