平台
java
组件
smartadmin-help-documentation-module
修复版本
3.0.1
3.1.1
3.2.1
3.3.1
3.4.1
3.5.1
3.6.1
3.7.1
3.8.1
3.9.1
3.10.1
3.11.1
3.12.1
3.13.1
3.14.1
3.15.1
3.16.1
3.17.1
3.18.1
3.19.1
3.20.1
3.21.1
3.22.1
3.23.1
3.24.1
3.25.1
3.26.1
3.27.1
3.28.1
3.29.1
3.0.1
3.1.1
3.2.1
3.3.1
3.4.1
3.5.1
3.6.1
3.7.1
3.8.1
3.9.1
3.10.1
3.11.1
3.12.1
3.13.1
3.14.1
3.15.1
3.16.1
3.17.1
3.18.1
3.19.1
3.20.1
3.21.1
3.22.1
3.23.1
3.24.1
3.25.1
3.26.1
3.27.1
3.28.1
3.29.1
CVE-2026-3721 describes a cross-site scripting (XSS) vulnerability discovered in the SmartAdmin Help Documentation Module. This flaw allows a remote attacker to inject malicious scripts, potentially compromising user sessions and data integrity. The vulnerability affects versions 3.0 through 3.29 of SmartAdmin. A patch is expected, but the vendor has not yet responded to early disclosure attempts.
Successful exploitation of CVE-2026-3721 could allow an attacker to execute arbitrary JavaScript code within the context of a user's browser session. This could lead to the theft of sensitive information, such as session cookies, credentials, or personal data. An attacker could also redirect users to malicious websites or deface the application. Given the public availability of an exploit, the risk of exploitation is elevated. The attack vector is remote, meaning an attacker does not require local access to the system.
The exploit for CVE-2026-3721 has been publicly disclosed, indicating a higher probability of exploitation. While the CVSS score is LOW, the public availability of the exploit significantly increases the risk. The vulnerability is tracked on the NVD and CISA databases. The vendor's lack of response to early disclosure attempts is concerning and may indicate a delay in patching.
Organizations using SmartAdmin versions 3.0 through 3.29, particularly those with publicly accessible Help Documentation modules, are at risk. Shared hosting environments where multiple users share the same SmartAdmin instance are also at increased risk, as an attacker could potentially compromise other users' accounts.
• java / server:
find /opt/smartadmin/sa-base/src/main/java/net/lab1024/sa/base/module/support/helpdoc/domain/form/ -name "HelpDocAddForm.java"• generic web:
curl -I https://your-smartadmin-instance/helpdoc/add | grep -i 'X-XSS-Protection'disclosure
漏洞利用状态
EPSS
0.01% (1% 百分位)
CISA SSVC
CVSS 向量
The primary mitigation for CVE-2026-3721 is to upgrade to a patched version of SmartAdmin as soon as it becomes available. Until a patch is released, consider implementing input validation and output encoding on all user-supplied data within the Help Documentation Module. Web application firewalls (WAFs) configured to detect and block XSS attacks can also provide a layer of protection. Monitor application logs for suspicious activity, particularly requests containing unusual characters or patterns that might indicate an attempted exploit.
将 SmartAdmin 更新到 3.9 以上的版本以修复帮助文档模块中的 XSS 漏洞。如果无法更新，请仔细审查和过滤 HelpDocAddForm.java 文件中的用户输入，以避免恶意代码注入。
漏洞分析和关键警报直接发送到您的邮箱。
CVE-2026-3721 is a cross-site scripting (XSS) vulnerability affecting SmartAdmin versions 3.0–3.29. It allows remote attackers to inject malicious scripts, potentially compromising user sessions.
If you are using SmartAdmin versions 3.0 through 3.29, you are potentially affected by this vulnerability. Check your version and upgrade as soon as a patch is available.
The recommended fix is to upgrade to a patched version of SmartAdmin. Until a patch is released, implement input validation and output encoding.
The exploit for CVE-2026-3721 has been publicly disclosed, increasing the likelihood of active exploitation. Monitor your systems for suspicious activity.
Check the 1024-lab website and GitHub repository for updates and advisories related to CVE-2026-3721.
上传你的依赖文件，立即了解此CVE和其他CVE是否影响你。
上传你的 pom.xml 文件，立即知道是否受影响。