How severe is CVE-2018-5673?

CVE-2018-5673 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-5673 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-2018-5673?

CVE-2018-5673 affects Booking Calendar Project Booking Calendar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5673?

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-2018-5673 published?

CVE-2018-5673 was published on 2018-01-13 and last updated on 2026-06-17.

CVE-2018-5673

CVE-2018-5673 is a high-severity vulnerability in Booking Calendar Project Booking Calendar with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Booking Calendar Project Booking Calendar
Published: 2018-01-13
Last modified: 2026-06-17

Description

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. CSRF exists via wp-admin/admin.php.

Frequently asked questions

What is CVE-2018-5673?: An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. CSRF exists via wp-admin/admin.php.
How severe is CVE-2018-5673?: CVE-2018-5673 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-5673 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-2018-5673?: CVE-2018-5673 affects Booking Calendar Project Booking Calendar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5673?: 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-2018-5673 published?: CVE-2018-5673 was published on 2018-01-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:booking_calendar_project:booking_calendar:2.1.7:*:*:*:*:wordpress:*:*

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