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Vulnerability record · CVE-2022-1952 · published 11 July 2022

CVE-2022-1952: Syntacticsinc easync unrestricted file upload vulnerability

Syntacticsinc · Easync

The Free Booking Plugin for Hotels, Restaurant and Car Rental WordPress plugin before 1.1.16 suffers from insufficient input validation which leads to arbitrary file upload and subsequently to remote code execution. An AJAX action accessible to unauthenticated users is affected by this issue. An allowlist of valid file extensions is defined but is not used during the validation steps.

9.8 CVSS 3.1 Critical EPSS 25% · top 2.2% CWE-434 · Unrestricted file upload
9.8CVSS 3.1 base score, v2 7.5
25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Free Booking Plugin for Hotels, Restaurant and Car Rental WordPress plugin before 1.1.16 suffers from insufficient input validation which leads to arbitrary file upload and subsequently to remote code execution. An AJAX action accessible to unauthenticated users is affected by this issue. An allowlist of valid file extensions is defined but is not used during the validation steps.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/ecf61d17-8b07-4cb6-93a8-64c2c4fbbe04 ExploitThird Party Advisory
https://wpscan.com/vulnerability/ecf61d17-8b07-4cb6-93a8-64c2c4fbbe04 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

6.5CVE-2024-9450Syntacticsinc easync cross-site request forgery vulnerabilityThe Free Booking Plugin for Hotels, Restaurants and Car Rentals WordPress plugin before 1.3.15 does not have CSRF check in place when updating its se…EPSS 0.19%6.1CVE-2023-38384Syntacticsinc easync cross-site scripting vulnerabilityUnauth. Reflected Cross-Site Scripting (XSS) vulnerability in Syntactics, Inc. EaSYNC plugin <= 1.3.7 versions.EPSS 0.38%5.3CVE-2025-4691Syntacticsinc easync insecure direct object reference vulnerabilityThe Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking plugin for WordPress is vulnerable to Insecure Direct Object Referen…EPSS 0.33%10.0CVE-2026-56291Balbooa Forms Joomla extension unauthenticated arbitrary file upload RCEThe Balbooa Forms extension for Joomla before version 2.4.1 accepts file uploads without authentication and does not restrict file type, allowing exe…KEVEPSS 15%analysed10.0CVE-2026-48939iCagenda Joomla extension unrestricted file upload leads to PHP RCEThe iCagenda extension for Joomla fails to restrict file types in its file attachment feature, allowing arbitrary file uploads that result in PHP cod…KEVEPSS 20%analysed10.0CVE-2026-56290Joomla Page Builder CK unauthenticated file upload leads to RCEThe Joomla Page Builder CK extension before 3.6.0 allows unauthenticated arbitrary file uploads, letting an attacker place executable files on the se…KEVEPSS 31%analysed10.0CVE-2026-48908SP Page Builder for Joomla unauthenticated arbitrary file upload RCESP Page Builder for Joomla permits unauthenticated users to upload arbitrary files, which can lead to upload and execution of PHP code. The flaw is a…KEVEPSS 89%analysed9.8CVE-2024-7399Samsung MagicINFO 9 Server path traversal allows arbitrary file writeSamsung MagicINFO 9 Server before version 21.1050 contains a path traversal flaw (CWE-22) that also enables unrestricted file upload (CWE-434), letti…KEVEPSS 92%analysed

Source: NIST National Vulnerability Database (record CVE-2022-1952), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.