CVE-2021-42363Network attack vector

Administrator browser script execution via unescaped order search

Published Nov 19, 2021 · Updated Feb 14, 2025

Reflected XSS in Preview E-mails for WooCommerce 1.6.8 and earlier allows remote attackers to execute scripts via an order search. In views/form.php, the search_order value is echoed into an option element twice without input sanitization or output escaping. Exploitation requires an administrator to follow an attacker-controlled link; the script can act with the browser session, including creating an administrative account.

CVSS severity6.1
Medium
EPSS probability1.17%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Preview E-mails for WooCommerce 1.6.8 and earlier allows remote attackers to execute scripts via an order search. In views/form.php, the search_order value is echoed into an option element twice without input sanitization or output escaping. Exploitation requires an administrator to follow an attacker-controlled link; the script can act with the browser session, including creating an administrative account.

The record

CVE
CVE-2021-42363
Published
Nov 19, 2021
Updated
Feb 14, 2025
Vendor
Digamber Pradhan
Product
Preview E-mails for WooCommerce
Classifications
CWE-79, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 19, 2021CVE publishedPublication date reported by the CVE source.
  2. Feb 14, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.6.8 <=1.6.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Digamber Pradhan · Preview E-mails for WooCommerceversion=1.6.8 <=1.6.8

Published CVSS scores

4.3NVDAV:N/AC:M/Au:N/C:N/I:P/A:N
6.1WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1204.001Malicious Link

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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