How severe is CVE-2026-40737?

CVE-2026-40737 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-40737 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-40737?

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

Does CVE-2026-40737 have an EU (EUVD) identifier?

Yes. CVE-2026-40737 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22892.

When was CVE-2026-40737 published?

CVE-2026-40737 was published on 2026-04-15 and last updated on 2026-06-17.

CVE-2026-40737

CVE-2026-40737 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-22892
Weakness: CWE-639
Published: 2026-04-15
Last modified: 2026-06-17

Description

Authorization Bypass Through User-Controlled Key vulnerability in VillaTheme COMPE compe-woo-compare-products allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects COMPE: from n/a through <= 1.1.4.

Frequently asked questions

What is CVE-2026-40737?: Authorization Bypass Through User-Controlled Key vulnerability in VillaTheme COMPE compe-woo-compare-products allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects COMPE: from n/a through <= 1.1.4.
How severe is CVE-2026-40737?: CVE-2026-40737 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-40737 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-40737?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-40737 have an EU (EUVD) identifier?: Yes. CVE-2026-40737 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22892.
When was CVE-2026-40737 published?: CVE-2026-40737 was published on 2026-04-15 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/compe-woo-compare-products/vulnerability/wordpress-compe-plugin-1-1-4-insecure-direct-object-references-idor-vulnerability?_s_id=cve

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