How severe is CVE-2026-40724?

CVE-2026-40724 has a CVSS 3.x base score of 6.5, rated medium 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 none.

Is CVE-2026-40724 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-40724?

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

Does CVE-2026-40724 have an EU (EUVD) identifier?

Yes. CVE-2026-40724 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37593.

When was CVE-2026-40724 published?

CVE-2026-40724 was published on 2026-06-17.

CVE-2026-40724

CVE-2026-40724 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37593
Weakness: CWE-22
Published: 2026-06-17
Last modified: 2026-06-17

Description

CP Client Arbitrary File Download in Client Portal (Pro) <= 5.6.2 versions.

Frequently asked questions

What is CVE-2026-40724?: CP Client Arbitrary File Download in Client Portal (Pro) <= 5.6.2 versions.
How severe is CVE-2026-40724?: CVE-2026-40724 has a CVSS 3.x base score of 6.5, rated medium 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 none.
Is CVE-2026-40724 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-40724?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-40724 have an EU (EUVD) identifier?: Yes. CVE-2026-40724 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37593.
When was CVE-2026-40724 published?: CVE-2026-40724 was published on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/leco-client-portal/vulnerability/wordpress-client-portal-pro-plugin-5-6-2-arbitrary-file-download-vulnerability?_s_id=cve

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →