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PatchSiren cyber security CVE debrief

CVE-2025-5919 arraytics CVE debrief

The Appointment Booking and Scheduling Calendar Plugin – WP Timetics plugin for WordPress is vulnerable to unauthorized access and modification of data due to a missing capability check on the update and register_routes functions in all versions up to, and including, 1.0.36. This makes it possible for unauthenticated attackers to view and modify booking details. The CVE was published on 2026-01-06T09:15:54.670Z and was last modified on 2026-09-30T23:10:00.237Z. The NVD entry is currently Deferred. WP Timetics plugin users should assess exposure and prioritize patching or mitigating this vulnerability.

Vendor
arraytics
Product
Timetics – Appointment Booking & Scheduling
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-01-06
Original CVE updated
2026-09-30
Advisory published
2026-01-06
Advisory updated
2026-09-30

Who should care

WordPress administrators, security teams, and defenders responsible for managing and securing WordPress deployments using the WP Timetics plugin should assess exposure and prioritize patching or mitigating this vulnerability.

Why it matters

Defenders should care about CVE-2025-5919 because it allows unauthorized access and modification of booking details in WP Timetics plugin versions up to 1.0.36, impacting WordPress administrators and security teams responsible for managing deployments.

  • Potential unauthorized access to booking details
  • Possible modification of booking information by unauthenticated attackers
  • Need for verification of WP Timetics plugin versions and exposure
  • Priority for patching or mitigating the vulnerability

Technical summary

The WP Timetics plugin for WordPress is vulnerable to unauthorized access and modification of data due to a missing capability check on the update and register_routes functions in all versions up to, and including, 1.0.36. This allows unauthenticated attackers to view and modify booking details. The vulnerability impacts WordPress administrators and security teams responsible for managing deployments. Affected product deployments should be verified, and owners assigned for follow-up. Official advisories and CVE records should be reviewed to validate affected scope, severity, and vendor guidance.

Defensive priority

Defenders should prioritize verifying and patching WP Timetics plugin versions up to 1.0.36, assessing exposure in their WordPress deployments, and implementing compensating controls to restrict unauthorized access.

Recommended defensive actions

  • Verify and patch WP Timetics plugin versions up to 1.0.36
  • Assess exposure in WordPress deployments
  • Implement compensating controls to restrict unauthorized access
  • Monitor for suspicious activity related to booking details
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD detail page provide information on the vulnerability, including its CVSS score and vector. Additional details are available in the source references provided by [email protected].

Sources and references

Verified primary and authoritative sources

  • CVE-2025-5919 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-5919

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-5919 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-5919

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.