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CVE-2024-37297

WooCommerce has a Cross-Site Scripting Vulnerability in checkout & registration forms

5.4 MediumFix available

WooCommerce is an open-source e-commerce platform built on WordPress. A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms. Versions 8.8.5 and 8.9.3 contain a patch for the issue. As a workaround, one may disable the Order Attribution feature.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.48%Up 0.4 points since Jun 13, 2024
90%50%10%1%

What each source reports

CVE List Score used 5.4

WooCommerce has a Cross-Site Scripting Vulnerability in checkout & registration forms

WooCommerce is an open-source e-commerce platform built on WordPress. A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms. Versions 8.8.5 and 8.9.3 contain a patch for the issue. As a workaround, one may disable the Order Attribution feature.

Record
CVE-2024-37297
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79, CWE-80
Updated
2026-11-02
EUVDEUVD-2024-2028 5.4

WooCommerce is an open-source e-commerce platform built on WordPress. A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms. Versions 8.8.5 and 8.9.3 contain a patch for the issue. As a workaround, one may disable the Order Attribution feature.

Record
EUVD-2024-2028
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-cv23-q6gh-xfrf 5.4

WooCommerce has a Cross-Site Scripting (XSS) Vulnerability in checkout & registration forms

Impact

A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms.

Patches

diff --git a/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js b/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js
index 79411e928e1..25eaa721c54 100644
--- a/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js
+++ b/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js
@@ -155,12 +155,16 @@
 		 * but it's not yet supported in Safari.
 		 */
 		connectedCallback() {
-			let inputs = '';
+			this.innerHTML = '';
+			const inputs = new DocumentFragment();
 			for( const fieldName of this._fieldNames ) {
-				const value = stringifyFalsyInputValue( this.values[ fieldName ] );
-				inputs += `<input type="hidden" name="${params.prefix}${fieldName}" value="${value}"/>`;
+				const input = document.createElement( 'input' );
+				input.type = 'hidden';
+				input.name = `${params.prefix}${fieldName}`;
+				input.value = stringifyFalsyInputValue( ( this.values && this.values[ fieldName ] ) || '' );
+				inputs.appendChild( input );
 			}
-			this.innerHTML = inputs;
+			this.appendChild( inputs );
 		}
 
 		/**

Workarounds

Disabling the Order Attribution feature

References

A8C SIRT: p3btAN-2L2-p2 (internal) Public disclosure: https://developer.woocommerce.com/2024/06/10/developer-advisory-xss-vulnerability-8-8-0/

Record
GHSA-cv23-q6gh-xfrf
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79, CWE-80
Updated
2026-11-02
NVD 5.4

WooCommerce is an open-source e-commerce platform built on WordPress. A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms. Versions 8.8.5 and 8.9.3 contain a patch for the issue. As a workaround, one may disable the Order Attribution feature.

Record
CVE-2024-37297
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79, CWE-80
Updated
2026-11-02
OSV 5.4

WooCommerce has a Cross-Site Scripting Vulnerability in checkout & registration forms

WooCommerce is an open-source e-commerce platform built on WordPress. A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms. Versions 8.8.5 and 8.9.3 contain a patch for the issue. As a workaround, one may disable the Order Attribution feature.

Record
CVE-2024-37297
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79, CWE-80
Updated
2026-11-02
OSVGHSA-cv23-q6gh-xfrf 5.4

WooCommerce has a Cross-Site Scripting (XSS) Vulnerability in checkout & registration forms

Impact

A vulnerability introduced in WooCommerce 8.8 allows for cross-site scripting. A bad actor can manipulate a link to include malicious HTML & JavaScript content. While the content is not saved to the database, the links may be sent to victims for malicious purposes. The injected JavaScript could hijack content & data stored in the browser, including the session. The URL content is read through the Sourcebuster.js library and then inserted without proper sanitization to the classic checkout and registration forms.

Patches

diff --git a/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js b/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js
index 79411e928e1..25eaa721c54 100644
--- a/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js
+++ b/plugins/woocommerce/client/legacy/js/frontend/order-attribution.js
@@ -155,12 +155,16 @@
 		 * but it's not yet supported in Safari.
 		 */
 		connectedCallback() {
-			let inputs = '';
+			this.innerHTML = '';
+			const inputs = new DocumentFragment();
 			for( const fieldName of this._fieldNames ) {
-				const value = stringifyFalsyInputValue( this.values[ fieldName ] );
-				inputs += `<input type="hidden" name="${params.prefix}${fieldName}" value="${value}"/>`;
+				const input = document.createElement( 'input' );
+				input.type = 'hidden';
+				input.name = `${params.prefix}${fieldName}`;
+				input.value = stringifyFalsyInputValue( ( this.values && this.values[ fieldName ] ) || '' );
+				inputs.appendChild( input );
 			}
-			this.innerHTML = inputs;
+			this.appendChild( inputs );
 		}
 
 		/**

Workarounds

Disabling the Order Attribution feature

References

A8C SIRT: p3btAN-2L2-p2 (internal) Public disclosure: https://developer.woocommerce.com/2024/06/10/developer-advisory-xss-vulnerability-8-8-0/

Record
GHSA-cv23-q6gh-xfrf
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79, CWE-80
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
woocommerce/woocommerce
Packagist
8.8.0 up to 8.8.5
8.8.5
woocommerce/woocommerce
Packagist
8.9.0 up to 8.9.3
8.9.3

History

History
RecordedChangedSources
aliases, products, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-37297 is a medium vulnerability (CVSS 5.4) in Automattic Woocommerce, published June 12, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. Fixed in woocommerce/woocommerce 8.8.5.

References

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