Paypal
CVE-2023-28843
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Parameterized queries, prepared statements
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Persistence The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could execute arbitrary SQL commands against the database by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
PrestaShop/paypal is an open source module for the PrestaShop web commerce ecosystem which provides paypal payment support. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. PrestaShop/paypal is an open source module for the PrestaShop web commerce ecosystem which provides paypal payment support. A SQL injection vulnerability found in the PrestaShop paypal module from release from 3.12.0 to and including 3.16.3 allow a remote attacker to gain privileges, modify data, and potentially affect system availability. The cause of this issue is that SQL queries were being constructed with user input which had not been properly filtered. Only deployments on PrestaShop 1.6 are affected. Users are advised to upgrade to module version 3.16.4. There are no known workarounds for this vulnerability. Affected products include: 202-Ecommerce Paypal. Version information: version 3.16.4..
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
PrestaShop/paypal is an open source module for the PrestaShop web commerce ecosystem which provides paypal payment support. A SQL injection vulnerability found in the PrestaShop paypal module from release from 3.12.0 to and including 3.16.3 allow a remote attacker to gain privileges, modify data, and potentially affect system availability. The cause of this issue is that SQL queries were being constructed with user input which had not been properly filtered. Only deployments on PrestaShop 1.6 are affected. Users are advised to upgrade to module version 3.16.4. There are no known workarounds for this vulnerability.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
SQL injection exploits the way applications construct database queries by mixing user input directly into SQL statements.
Affected Products (CPE)NVD
Cross-site scripting (XSS) vulnerability in GetAuthDetails.html.php in PayPal PHP Merchant SDK (aka merchant-sdk-php) 3.
Apache Axis 1.4 and earlier, as used in PayPal Payments Pro, PayPal Mass Pay, PayPal Transactional Information SOAP, the
The PayPal merchant SDK does not verify that the server hostname matches a domain name in the subject's Common Name (CN)
The PayPal Payments Pro module in Zen Cart does not verify that the server hostname matches a domain name in the subject
The PayPal IPN functionality in Zen Cart does not verify that the server hostname matches a domain name in the subject's
The PayPal module in Ubercart does not verify that the server hostname matches a domain name in the subject's Common Nam
The PayPal Pro PayFlow EC module in osCommerce does not verify that the server hostname matches a domain name in the sub
The PayPal Pro module in osCommerce does not verify that the server hostname matches a domain name in the subject's Comm
PayPal Invoicing does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or sub
PayPal Payments Standard PHP Library 20120427 does not verify that the server hostname matches a domain name in the subj
PayPal Payments Standard PHP Library before 20120427 does not verify that the server hostname matches a domain name in t
The PayPal IPN utility does not verify that the server hostname matches a domain name in the subject's Common Name (CN)
Exploit-DB