Vulnerability · Published Feb 18, 2026 · Assigned by VulDB
CVE-2026-2666mingSoft MCMS Template Archive uploadTemplate.do unrestricted upload
Medium 4.7
In plain English
A medium-severity unrestricted file upload in MCMS from mingSoft. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 3.1)4.7Medium
Exploit odds (30 days)0.4%top 64.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A flaw has been found in mingSoft MCMS 6.1.1. The affected element is an unknown function of the file /ms/file/uploadTemplate.do of the component Template Archive Handler. Executing a manipulation of the argument File can lead to unrestricted upload. The attack can be launched remotely. The exploit has been published and may be used.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | net.mingsoft:ms-mcms | no fix listed | GHSA-r9wp-qq53-qvjx |
Affected products (as reported)
Weakness: CWE-434, CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-346463 | mingSoft MCMS Template Archive uploadTemplate.do unrestricted upload vdb-entry, technical-description
- VDB-346463 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #753243 | mingSoft MCMS 6.1.1 Conditional competition third-party-advisory
- https://github.com/chujianxin0101/vuln/issues/11 issue-tracking
- https://github.com/chujianxin0101/vuln/issues/11#issue-3905144613 exploit, issue-tracking