CVE-2021-36847

MEDIUM
Published Aug 22, 20223y ago · Modified Jun 17, 20262w ago
4.8 CVSS 3.1
Medium
Find Similar
Published Aug 22, 2022 3y ago
Last Modified Jun 17, 2026 2w ago

Description

Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in WebbaPlugins Webba Booking plugin <= 4.2.21 at WordPress.

CVSS Details

Base Score
4.8
Exploitability
1.7
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
webba-bookingwebba_booking* <4.2.22

References 2

  • patchstack.com https://patchstack.com/database/vulnerability/webba-booking-lite/wordpress-webba-booking-plugin-4-2-21-authenticated-stored-cross-site-scripting-xss-vulnerability
    PatchThird Party Advisory
  • wordpress.org https://wordpress.org/plugins/webba-booking-lite/#developers
    ProductRelease NotesThird Party Advisory

Remediation

  • patchstack.com https://patchstack.com/database/vulnerability/webba-booking-lite/wordpress-webba-booking-plugin-4-2-21-authenticated-stored-cross-site-scripting-xss-vulnerability
    PatchThird Party Advisory