CVE-2026-3725
1024-lab/lab1024 SmartAdmin FreeMarker Template MailService.java freemarkerResolverContent special elements used in a template engine
Description
A flaw has been found in 1024-lab/lab1024 SmartAdmin up to 3.29. Affected by this issue is the function freemarkerResolverContent of the file sa-base/src/main/java/net/lab1024/sa/base/module/support/mail/MailService.java of the component FreeMarker Template Handler. Executing a manipulation of the argument template_content can lead to improper neutralization of special elements used in a template engine. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
INFO
Published Date :
March 8, 2026, 9:16 a.m.
Last Modified :
March 13, 2026, 3:35 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update the MailService.java component to the latest version.
- Sanitize all template_content arguments.
- Implement input validation for template rendering.
- Review vendor advisories for patch information.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-3725.
| URL | Resource |
|---|---|
| https://vuldb.com/?ctiid.349703 | Permissions Required VDB Entry |
| https://vuldb.com/?id.349703 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.766459 | Third Party Advisory VDB Entry |
| https://www.notion.so/SmartAdmin-Server-Side-Template-Injection-SSTI-in-Email-Template-Rendering-310ea92a3c418087ac63ec8e5a061b62 | Exploit Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-3725 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-3725
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-3725 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-3725 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Mar. 13, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration OR *cpe:2.3:a:lab1024:smartadmin:*:*:*:*:*:*:*:* versions up to (including) 3.29 Added Reference Type VulDB: https://vuldb.com/?ctiid.349703 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.349703 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.766459 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://www.notion.so/SmartAdmin-Server-Side-Template-Injection-SSTI-in-Email-Template-Rendering-310ea92a3c418087ac63ec8e5a061b62 Types: Exploit, Third Party Advisory -
New CVE Received by [email protected]
Mar. 08, 2026
Action Type Old Value New Value Added Description A flaw has been found in 1024-lab/lab1024 SmartAdmin up to 3.29. Affected by this issue is the function freemarkerResolverContent of the file sa-base/src/main/java/net/lab1024/sa/base/module/support/mail/MailService.java of the component FreeMarker Template Handler. Executing a manipulation of the argument template_content can lead to improper neutralization of special elements used in a template engine. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-791 Added CWE CWE-1336 Added Reference https://vuldb.com/?ctiid.349703 Added Reference https://vuldb.com/?id.349703 Added Reference https://vuldb.com/?submit.766459 Added Reference https://www.notion.so/SmartAdmin-Server-Side-Template-Injection-SSTI-in-Email-Template-Rendering-310ea92a3c418087ac63ec8e5a061b62