How severe is CVE-2023-51526?

CVE-2023-51526 has a CVSS 3.x base score of 4.3, 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 none, and availability none.

Is CVE-2023-51526 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-51526?

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

Does CVE-2023-51526 have an EU (EUVD) identifier?

Yes. CVE-2023-51526 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56238.

When was CVE-2023-51526 published?

CVE-2023-51526 was published on 2024-06-12 and last updated on 2026-06-17.

CVE-2023-51526

CVE-2023-51526 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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 4.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56238
Weakness: CWE-862
Published: 2024-06-12
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Brett Shumaker Simple Staff List.This issue affects Simple Staff List: from n/a through 2.2.4.

Frequently asked questions

What is CVE-2023-51526?: Missing Authorization vulnerability in Brett Shumaker Simple Staff List.This issue affects Simple Staff List: from n/a through 2.2.4.
How severe is CVE-2023-51526?: CVE-2023-51526 has a CVSS 3.x base score of 4.3, 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 none, and availability none.
Is CVE-2023-51526 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-51526?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-51526 have an EU (EUVD) identifier?: Yes. CVE-2023-51526 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56238.
When was CVE-2023-51526 published?: CVE-2023-51526 was published on 2024-06-12 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/simple-staff-list/wordpress-simple-staff-list-plugin-2-2-4-broken-access-control-vulnerability?_s_id=cve

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