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8 vulnerabilities by syntacticsinc
CVE-2025-4691 (GCVE-0-2025-4691)
Vulnerability from cvelistv5 – Published: 2025-05-31 11:18 – Updated: 2026-04-08 16:47
VLAI
Title
Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking <= 1.3.21 - Insecure Direct Object Reference to Sensitive Information Exposure
Summary
The Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.21 via the 'view_request_details' due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to view the details of any booking request. The vulnerability was partially patched in versions 1.3.18 and 1.3.21.
Severity
5.3 (Medium)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| syntactics | eaSYNC Booking – Hotels, Restaurants & Car Rentals |
Affected:
0 , ≤ 1.3.21
(semver)
|
Credits
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"url": "https://plugins.trac.wordpress.org/browser/easync-booking/tags/1.3.17/easync.php#L4859"
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"url": "https://plugins.trac.wordpress.org/changeset/3243634/"
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CVE-2024-9450 (GCVE-0-2024-9450)
Vulnerability from cvelistv5 – Published: 2025-05-15 20:07 – Updated: 2025-05-16 20:38
VLAI
Title
Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking < 1.3.15 - Subscriber+ PayPal Settings Update
Summary
The 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 settings, which could allow attackers to make a logged in subscriber change them via a CSRF attack
Severity
6.5 (Medium)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/f4b9568a-af74-40… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Free Booking Plugin for Hotels, Restaurants and Car Rentals |
Affected:
0 , < 1.3.15
(semver)
|
Credits
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CVE-2023-38384 (GCVE-0-2023-38384)
Vulnerability from cvelistv5 – Published: 2023-08-08 12:30 – Updated: 2026-04-28 16:08
VLAI
Title
WordPress eaSYNC Plugin <= 1.3.7 is vulnerable to Cross Site Scripting (XSS)
Summary
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Syntactics, Inc. EaSYNC plugin <= 1.3.7 versions.
Severity
7.1 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://patchstack.com/database/vulnerability/eas… | vdb-entry |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Syntactics, Inc. | eaSYNC |
Affected:
n/a , ≤ 1.3.7
(custom)
|
Credits
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CVE-2022-1952 (GCVE-0-2022-1952)
Vulnerability from cvelistv5 – Published: 2022-07-11 12:56 – Updated: 2024-08-03 00:24
VLAI
KEVIntel
Title
eaSYNC < 1.1.16 - Unauthenticated Arbitrary File Upload
Summary
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.
Severity
No CVSS data available.
CWE
- CWE-434 - Unrestricted Upload of File with Dangerous Type
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/ecf61d17-8b07-4c… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Free Booking Plugin for Hotels, Restaurant and Car Rental – eaSYNC |
Affected:
1.1.16 , < 1.1.16
(custom)
|
Credits
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CVE-2025-4691 (GCVE-0-2025-4691)
Vulnerability from nvd – Published: 2025-05-31 11:18 – Updated: 2026-04-08 16:47
VLAI
Title
Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking <= 1.3.21 - Insecure Direct Object Reference to Sensitive Information Exposure
Summary
The Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.21 via the 'view_request_details' due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to view the details of any booking request. The vulnerability was partially patched in versions 1.3.18 and 1.3.21.
Severity
5.3 (Medium)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| syntactics | eaSYNC Booking – Hotels, Restaurants & Car Rentals |
Affected:
0 , ≤ 1.3.21
(semver)
|
Credits
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CVE-2024-9450 (GCVE-0-2024-9450)
Vulnerability from nvd – Published: 2025-05-15 20:07 – Updated: 2025-05-16 20:38
VLAI
Title
Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking < 1.3.15 - Subscriber+ PayPal Settings Update
Summary
The 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 settings, which could allow attackers to make a logged in subscriber change them via a CSRF attack
Severity
6.5 (Medium)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/f4b9568a-af74-40… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Free Booking Plugin for Hotels, Restaurants and Car Rentals |
Affected:
0 , < 1.3.15
(semver)
|
Credits
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CVE-2023-38384 (GCVE-0-2023-38384)
Vulnerability from nvd – Published: 2023-08-08 12:30 – Updated: 2026-04-28 16:08
VLAI
Title
WordPress eaSYNC Plugin <= 1.3.7 is vulnerable to Cross Site Scripting (XSS)
Summary
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Syntactics, Inc. EaSYNC plugin <= 1.3.7 versions.
Severity
7.1 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://patchstack.com/database/vulnerability/eas… | vdb-entry |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Syntactics, Inc. | eaSYNC |
Affected:
n/a , ≤ 1.3.7
(custom)
|
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CVE-2022-1952 (GCVE-0-2022-1952)
Vulnerability from nvd – Published: 2022-07-11 12:56 – Updated: 2024-08-03 00:24
VLAI
KEVIntel
Title
eaSYNC < 1.1.16 - Unauthenticated Arbitrary File Upload
Summary
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.
Severity
No CVSS data available.
CWE
- CWE-434 - Unrestricted Upload of File with Dangerous Type
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/ecf61d17-8b07-4c… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Free Booking Plugin for Hotels, Restaurant and Car Rental – eaSYNC |
Affected:
1.1.16 , < 1.1.16
(custom)
|
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