How severe is CVE-2026-66587?

CVE-2026-66587 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-66587 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.

How do I fix CVE-2026-66587?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-66587 published?

CVE-2026-66587 was published on 2026-08-24.

CVE-2026-66587

CVE-2026-66587 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-98.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-98
Published: 2026-08-24
Last modified: 2026-08-24

Description

Unauthenticated Local File Inclusion in WP Cafe Pro < 3.0.15 versions.

Frequently asked questions

What is CVE-2026-66587?: Unauthenticated Local File Inclusion in WP Cafe Pro < 3.0.15 versions.
How severe is CVE-2026-66587?: CVE-2026-66587 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-66587 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.
How do I fix CVE-2026-66587?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-66587 published?: CVE-2026-66587 was published on 2026-08-24.

References

https://patchstack.com/database/wordpress/plugin/wpcafe-pro/vulnerability/wordpress-wp-cafe-pro-plugin-3-0-15-local-file-inclusion-vulnerability-2?_s_id=cve

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