CVE-2026-103352
CRITICAL 9.3Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WP BASE WP BASE Booking wp-base-booking-of-appointments-services-and-events allows Blind SQL Injection.This issue affects WP BASE Booking: from n/a through 6.4.0.
Severe if exploited (CVSS 9.3), but no known exploitation and low modeled probability. Patch on a normal cadence.
Exploitation likelihood
0.2%chance of exploitation in 30 days · 15th percentile
Impact if exploited
9.3CVSS 3.1 · CRITICAL
- ConfidentialityHigh
- IntegrityNone
- AvailabilityLow
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
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Data snapshot:
Weakness (CWE)
- CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
References and research data (JSON)
All CVSS metrics
- CRITICAL 9.3 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L - CRITICAL 9.3 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
References
Advisories
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-92591 EUVD · EUVD-2026-92591
Technical & other
- https://patchstack.com/database/wordpress/plugin/wp-base-booking-of-appointments-services-and-events/vulnerability/wordpress-wp-base-booking-plugin-6-4-0-sql-injection-vulnerability?_s_id=cve CVE record · Patchstack · Updated 2026-10-05T18:08:36.905Z
NVD · CVE-2026-103352 · Updated 2026-10-06T15:04:25.990