EUVD-2026-57881
GHSA-vqm4-m887-hg85
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Unauthenticated network access with no complexity barrier; high confidentiality impact from PII/booking data; no integrity or availability impact applies.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
2DescriptionCVE.org
Unauthenticated Sensitive Data Exposure in WooCommerce Appointments <= 5.3.8 versions.
AnalysisAI
Sensitive data exposure in WooCommerce Appointments plugin (≤ 5.3.8) allows unauthenticated remote attackers to access confidential booking or customer information without any credentials or user interaction. Reported by Patchstack, this High-severity flaw (CVSS 7.5) requires no authentication, no special configuration, and no user interaction, making it trivially automatable by scanning tools. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions - remote unauthenticated exploitation against any WordPress installation with WooCommerce and the WooCommerce Appointments plugin (≤ 5.3.8) active and network-accessible. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.5 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) reflects a high-confidence assessment of real exploitability: fully network-reachable, no complexity barrier, no authentication, no user interaction. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Update WooCommerce Appointments to a version beyond 5.3.8 as indicated by the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/woocommerce-appointments/vulnerability/wordpress-woocommerce-appointments-plugin-5-3-8-sensitive-data-exposure-vulnerability. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, conduct an inventory of all WordPress installations to identify WooCommerce Appointments plugin deployment and current versions. …
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