CVE-2021-36023
Magento Commerce Widgets Update Layout XML Injection Vulnerability Could Lead To Remote Code Execution
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Magento Commerce Widgets Update Layout XML Injection Vulnerability Could Lead To Remote Code Execution
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
CVE-2021-36023- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
EUVDEUVD-2021-22656
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
EUVD-2021-22656- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8cjg-f53m-8m9q
Magento XML Injection vulnerability in the Widgets Update Layout
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
GHSA-8cjg-f53m-8m9q- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
NVD
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
CVE-2021-36023- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
OSV
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
CVE-2021-36023- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-8cjg-f53m-8m9q
Magento XML Injection vulnerability in the Widgets Update Layout
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
GHSA-8cjg-f53m-8m9q- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
OSVBIT-magento-2021-36023 No score
Magento Commerce Widgets Update Layout XML Injection Vulnerability Could Lead To Remote Code Execution
Magento Commerce versions 2.4.2 (and earlier), 2.4.2 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the Widgets Update Layout. An attacker with admin privileges can trigger a specially crafted script to achieve remote code execution.
- Record
BIT-magento-2021-36023- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
magento/project-community-editionPackagist |
through 2.0.2 | None known |
magento/community-editionPackagist |
before 2.3.7-p1 | 2.3.7-p1 |
magento/community-editionPackagist |
2.3.7 to 2.3.7 | None known |
magento/community-editionPackagist |
2.4.2-p1 up to 2.4.2-p2 | 2.4.2-p2 |
magento/community-editionPackagist |
2.4.2 to 2.4.2 | None known |
magentoBitnami |
before 2.3.7, 2.4.0 up to 2.4.2 | 2.3.72.4.2 |
magento/project-community-editionPackagist |
through 2.0.2, plus listed versions 0.1.0-alpha1000.1.0-alpha1010.1.0-alpha1020.1.0-alpha1030.1.0-alpha104 Show 45 moreShow less0.1.0-alpha1050.1.0-alpha1060.1.0-alpha1070.1.0-alpha1080.1.0-alpha890.1.0-alpha900.1.0-alpha910.1.0-alpha920.1.0-alpha930.1.0-alpha940.1.0-alpha950.1.0-alpha960.1.0-alpha970.1.0-alpha980.1.0-alpha990.42.0-beta10.42.0-beta100.42.0-beta110.42.0-beta20.42.0-beta30.42.0-beta40.42.0-beta50.42.0-beta60.42.0-beta70.42.0-beta80.42.0-beta90.74.0-beta10.74.0-beta100.74.0-beta110.74.0-beta120.74.0-beta130.74.0-beta140.74.0-beta150.74.0-beta160.74.0-beta20.74.0-beta30.74.0-beta40.74.0-beta50.74.0-beta60.74.0-beta70.74.0-beta80.74.0-beta91.0.0-beta2.0.02.0.0-rc |
None known |
magento/community-editionPackagist |
before 2.3.7-p1, plus listed versions 0.1.0-alpha1000.1.0-alpha1010.1.0-alpha1020.1.0-alpha1030.1.0-alpha104 Show 45 moreShow less0.1.0-alpha1050.1.0-alpha1060.1.0-alpha1070.1.0-alpha1080.1.0-alpha890.1.0-alpha900.1.0-alpha910.1.0-alpha920.1.0-alpha930.1.0-alpha940.1.0-alpha950.1.0-alpha960.1.0-alpha970.1.0-alpha980.1.0-alpha990.42.0-beta10.42.0-beta100.42.0-beta110.42.0-beta20.42.0-beta30.42.0-beta40.42.0-beta50.42.0-beta60.42.0-beta70.42.0-beta80.42.0-beta90.74.0-beta10.74.0-beta100.74.0-beta110.74.0-beta120.74.0-beta130.74.0-beta140.74.0-beta150.74.0-beta160.74.0-beta20.74.0-beta30.74.0-beta40.74.0-beta50.74.0-beta60.74.0-beta70.74.0-beta80.74.0-beta91.0.0-beta1.0.0-beta21.0.0-beta3 |
2.3.7-p1 |
magento/community-editionPackagist |
Listed versions 2.3.7 |
None known |
magento/community-editionPackagist |
Listed versions 2.4.2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-36023 is a critical vulnerability (CVSS 9.1) in Adobe Commerce, published September 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.37%, the 83rd percentile. Fixed in magento/community-edition 2.3.7-p1.
References
Left out here: 74 versions. The JSON record has them.