CVE-2026-102771 Details
Description
A security vulnerability has been detected in Naichen ThinkCMF up to 8.0.7. Affected by this issue is the function MailController::templatePut of the file cmf-api/src/admin/controller/MailController.php of the component Email Template. The manipulation leads to improper neutralization of special elements used in a template engine. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
A server-side template injection vulnerability has been identified in Naichen ThinkCMF versions through 8.0.7. The issue arises in the Email Template component, specifically within the MailController::templatePut function of the MailController.php file. This vulnerability allows for improper handling of special elements used in the template engine, and can be exploited remotely. The vulnerability has been publicly disclosed, but the vendor did not respond to initial contact regarding the issue.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 29, 2026CISA-ADP
Assessed Sep 30, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/coolcj-stack/ThinkCMF-v8.0.1-SSTI-Vulnerability/blob/main/ThinkCMF_Vulnerability_Report_EN.docx | [email protected] | |
| https://vuldb.com/cve/CVE-2026-102771 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/943081 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/411468 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/411468/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-1336 | Improper Neutralization of Special Elements Used in a Template Engine | [email protected] |
| CWE-791 | Incomplete Filtering of Special Elements | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Naichen ThinkCMF | <= 8.0.7 (semver) |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 30, 2026 | CVE Modified | CISA-ADP |
| Sep 29, 2026 | New CVE Received | [email protected] |