CVE-2020-26248
Blind SQL injection during the CommentGrade process
In the PrestaShop module "productcomments" before version 4.2.1, an attacker can use a Blind SQL injection to retrieve data or stop the MySQL service. The problem is fixed in 4.2.1 of the module.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Blind SQL injection during the CommentGrade process
In the PrestaShop module "productcomments" before version 4.2.1, an attacker can use a Blind SQL injection to retrieve data or stop the MySQL service. The problem is fixed in 4.2.1 of the module.
- Record
CVE-2020-26248- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
EUVDEUVD-2021-0491
In the PrestaShop module "productcomments" before version 4.2.1, an attacker can use a Blind SQL injection to retrieve data or stop the MySQL service. The problem is fixed in 4.2.1 of the module.
- Record
EUVD-2021-0491- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5v44-7647-xfw9
Blind SQL injection in PrestaShop productcomments module
Impact
An attacker can use a Blind SQL injection to retrieve data or stop the MySQL service.
Patches
The problem is fixed in 4.2.1
- Record
GHSA-5v44-7647-xfw9- CVSS 3.0
- 8.2 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
NVD
In the PrestaShop module "productcomments" before version 4.2.1, an attacker can use a Blind SQL injection to retrieve data or stop the MySQL service. The problem is fixed in 4.2.1 of the module.
- Record
CVE-2020-26248- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
OSV
In the PrestaShop module "productcomments" before version 4.2.1, an attacker can use a Blind SQL injection to retrieve data or stop the MySQL service. The problem is fixed in 4.2.1 of the module.
- Record
CVE-2020-26248- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Updated
- 2026-11-02
OSVGHSA-5v44-7647-xfw9
Blind SQL injection in PrestaShop productcomments module
Impact
An attacker can use a Blind SQL injection to retrieve data or stop the MySQL service.
Patches
The problem is fixed in 4.2.1
- Record
GHSA-5v44-7647-xfw9- CVSS 3.0
- 8.2 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
prestashop/productcommentsPackagist |
4.0.0 up to 4.2.1 | 4.2.1 |
prestashop/productcommentsPackagist |
4.0.0 up to 4.2.1, plus listed versions v4.0.0v4.0.1v4.1.0v4.2.0 |
4.2.1 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | PrestaShop Product Comments <4.2.0 - SQL Injection |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-26248 is a medium vulnerability (CVSS 6.8) in Prestashop Productcomments, published December 3, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 12.4%, the 96th percentile. Fixed in prestashop/productcomments 4.2.1.
References
github.com/PrestaShop/productcomments/security/advisories/GHSA-5v44-7647-xfw9
packagist.org/packages/prestashop/productcomments
packetstormsecurity.com/files/160539/PrestaShop-ProductComments-4.2.0-SQL-Injection.html
nvd.nist.gov/vuln/detail/CVE-2020-26248