Skip to main content

Prestashop CVE-2020-5270

MEDIUM
URL Redirection to Untrusted Site (Open Redirect) (CWE-601)
2020-04-20 security-advisories@github.com
6.1
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V3 - Web Frontend Security Redirect URL validation
MITRE ATT&CK

1 technique across 1 tactic: Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

A remote attacker could redirect users to malicious websites via URL manipulation by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.8% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

In PrestaShop between versions 1.7.6.0 and 1.7.6.5, there is an open redirection when using back parameter. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate redirect destinations against an allowlist, avoid using user input in redirect URLs.

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 Open Redirect (CWE-601), which allows attackers to redirect users to malicious websites via URL manipulation. In PrestaShop between versions 1.7.6.0 and 1.7.6.5, there is an open redirection when using back parameter. The impacts can be many, and vary from the theft of information and credentials to the redirection to malicious websites containing attacker-controlled content, which in some cases even cause XSS attacks. So even though an open redirection might sound harmless at first, the impacts of it can be severe should it be exploitable. The problem is fixed in 1.7.6.5 Affected products include: Prestashop.

Know when Prestashop gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 6.1 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

DescriptionNVD

In PrestaShop between versions 1.7.6.0 and 1.7.6.5, there is an open redirection when using back parameter. The impacts can be many, and vary from the theft of information and credentials to the redirection to malicious websites containing attacker-controlled content, which in some cases even cause XSS attacks. So even though an open redirection might sound harmless at first, the impacts of it can be severe should it be exploitable. The problem is fixed in 1.7.6.5

Threat Intelligence Overview

EPSS Score
0.8%
Top 47% exploitable
Data Quality
3 sources
Confidence: Low

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.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.8%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

31
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +30
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

cpe:2.3:a:prestashop:prestashop:*:*:*:*:*:*:*:*
CVE-2023-25207 CRITICAL POC
9.8 Mar 13

PrestaShop dpdfrance <6.1.3 is vulnerable to SQL Injection via dpdfrance/ajax.php. Rated critical severity (CVSS 9.8), t

CVE-2023-30153 CRITICAL POC
9.8 Jul 18

An SQL injection vulnerability in the Payplug (payplug) module for PrestaShop, in versions 3.6.0, 3.6.1, 3.6.2, 3.6.3, 3

CVE-2023-30192 CRITICAL POC
9.8 May 12

Prestashop possearchproducts 1.7 is vulnerable to SQL Injection via PosSearch::find(). Rated critical severity (CVSS 9.8

CVE-2023-30194 CRITICAL POC
9.8 May 10

Prestashop posstaticfooter <= 1.0.0 is vulnerable to SQL Injection via posstaticfooter::getPosCurrentHook(). Rated criti

CVE-2023-27569 CRITICAL POC
9.8 Mar 21

The eo_tags package before 1.3.0 for PrestaShop allows SQL injection via an HTTP User-Agent or Referer header. Rated cri

CVE-2022-31181 CRITICAL POC
9.8 Aug 01

PrestaShop is an Open Source e-commerce platform. Rated critical severity (CVSS 9.8), this vulnerability is remotely exp

CVE-2021-3110 CRITICAL POC
9.8 Jan 20

The store system in PrestaShop 1.7.7.0 allows time-based boolean SQL injection via the module=productcomments controller

CVE-2020-15160 CRITICAL POC
9.8 Sep 24

PrestaShop from version 1.7.5.0 and before version 1.7.6.8 is vulnerable to a blind SQL Injection attack in the Catalog

CVE-2019-19595 CRITICAL POC
9.8 Dec 05

reset/modules/advanced_form_maker_edit/multiupload/upload.php in the RESET.PRO Adobe Stock API integration 4.8 for Prest

CVE-2019-19594 CRITICAL POC
9.8 Dec 05

reset/modules/fotoliaFoto/multi_upload.php in the RESET.PRO Adobe Stock API Integration for PrestaShop 1.6 and 1.7 allow

CVE-2018-19355 CRITICAL POC
9.8 Nov 19

modules/orderfiles/ajax/upload.php in the Customer Files Upload addon 2018-08-01 for PrestaShop (1.5 through 1.7) allows

CVE-2018-19126 CRITICAL POC
9.8 Nov 09

PrestaShop 1.6.x before 1.6.1.23 and 1.7.x before 1.7.4.4 allows remote attackers to execute arbitrary code via a file u

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy