CVE-2020-11007
Negative charge in shopping cart possible in Shopizer
In Shopizer before version 2.11.0, using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total. This vulnerability makes it possible to create a negative total in the shopping cart. This has been patched in version 2.11.0.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Negative charge in shopping cart possible in Shopizer
In Shopizer before version 2.11.0, using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total. This vulnerability makes it possible to create a negative total in the shopping cart. This has been patched in version 2.11.0.
- Record
CVE-2020-11007- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2020-0396
In Shopizer before version 2.11.0, using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total. This vulnerability makes it possible to create a negative total in the shopping cart. This has been patched in version 2.11.0.
- Record
EUVD-2020-0396- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w8rc-pgxq-x2cj
Negative charge in shopping cart in Shopizer
Impact
Using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total.
Patches
Adding a back-end verification to check that quantity parameter isn't negative. If so, it is set to 1. Patched in 2.11.0
Workarounds
Without uprading, it's possible to just apply the fixes in the same files it's done for the patch. Or you use javax constraint validation on the quantity parameter.
References
Input Validation Using bean validation constraint Commits with fixes CVE Details below : Mitre NVD
Credits
Found and solved by Yannick Gosset from Aix-Marseille University cybersecurity master program supervised by Yassine Ilmi
- Record
GHSA-w8rc-pgxq-x2cj- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
In Shopizer before version 2.11.0, using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total. This vulnerability makes it possible to create a negative total in the shopping cart. This has been patched in version 2.11.0.
- Record
CVE-2020-11007- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
OSV
In Shopizer before version 2.11.0, using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total. This vulnerability makes it possible to create a negative total in the shopping cart. This has been patched in version 2.11.0.
- Record
CVE-2020-11007- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-w8rc-pgxq-x2cj
Negative charge in shopping cart in Shopizer
Impact
Using API or Controller based versions negative quantity is not adequately validated hence creating incorrect shopping cart and order total.
Patches
Adding a back-end verification to check that quantity parameter isn't negative. If so, it is set to 1. Patched in 2.11.0
Workarounds
Without uprading, it's possible to just apply the fixes in the same files it's done for the patch. Or you use javax constraint validation on the quantity parameter.
References
Input Validation Using bean validation constraint Commits with fixes CVE Details below : Mitre NVD
Credits
Found and solved by Yannick Gosset from Aix-Marseille University cybersecurity master program supervised by Yassine Ilmi
- Record
GHSA-w8rc-pgxq-x2cj- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
com.shopizer:sm-core-modelMaven |
before 2.11.0 | 2.11.0 |
com.shopizer:sm-core-modelMaven |
before 2.11.0, plus listed versions 2.0.22.0.32.10.02.2.02.2.0.1 Show 8 moreShow less2.2.12.3.0.02.4.02.5.02.6.02.7.02.8.02.9.0 |
2.11.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-11007 is a medium vulnerability (CVSS 6.5) in Shopizer, published April 16, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. Fixed in com.shopizer:sm-core-model 2.11.0.