How severe is CVE-2019-15840?

CVE-2019-15840 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-2019-15840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-15840?

CVE-2019-15840 affects Facebook Facebook For Woocommerce. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-15840?

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-2019-15840 published?

CVE-2019-15840 was published on 2019-08-30 and last updated on 2026-06-17.

CVE-2019-15840

CVE-2019-15840 is a high-severity vulnerability in Facebook Facebook For Woocommerce 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% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Facebook Facebook For Woocommerce
Published: 2019-08-30
Last modified: 2026-06-17

Description

The facebook-for-woocommerce plugin before 1.9.14 for WordPress has CSRF.

Frequently asked questions

What is CVE-2019-15840?: The facebook-for-woocommerce plugin before 1.9.14 for WordPress has CSRF.
How severe is CVE-2019-15840?: CVE-2019-15840 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-2019-15840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15840?: CVE-2019-15840 affects Facebook Facebook For Woocommerce. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-15840?: 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-2019-15840 published?: CVE-2019-15840 was published on 2019-08-30 and last updated on 2026-06-17.

References

https://wordpress.org/plugins/facebook-for-woocommerce/#developers

Affected products (1)

cpe:2.3:a:facebook:facebook_for_woocommerce:*:*:*:*:*:wordpress:*:*

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