Vulnerability · Published Sep 14, 2026 · Assigned by VulDB
CVE-2026-90788magicblack MacCMS10 Template .%40template%40default%40html%40label.html os command injection
Medium 4.7
In plain English
A medium-severity OS command injection in MacCMS10 from magicblack. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 82% of all known vulnerabilities).
Official description
A security flaw has been discovered in magicblack MacCMS10 2026.1000.4055. Affected by this vulnerability is an unknown functionality of the file /admin1.php/admin/template/index/path/.%40template%40default%40html%40label.html of the component Template Handler. Performing a manipulation results in os command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| magicblack | MacCMS10 | 2026.1000.4055 |
Weakness: CWE-78, CWE-77 · 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-403294 | magicblack MacCMS10 Template .%40template%40default%40html%40label.html os command injection vdb-entry
- VDB-403294 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-90788 | CVE Analysis and Report third-party-advisory
- Submit #919268 | MacCMS MacCMS10 maccms10-2026.1000.4055 OS Command Injection third-party-advisory
- https://github.com/magicblack/maccms10/issues/1378 exploit, issue-tracking
- https://github.com/magicblack/maccms10/ product