Vulnerability · Published Oct 15, 2026 · Assigned by VulnCheck
CVE-2026-111356MacCMS v10 through 2026.1000.4056 Account Takeover via Password Recovery Brute-Force
High 7.4
In plain English
A high-severity security flaw in MacCMS from magicblack. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).
Severity (CVSS 3.1)7.4High
Exploit odds (30 days)0.4%top 60.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
MacCMS v10 through 2026.1000.4056 does not limit attempts on the six-digit password recovery code, allowing unauthenticated attackers to take over member accounts. Attackers knowing a victim's email or phone can request a code and brute-force findpass_reset to overwrite the member's password.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| magicblack | MacCMS | 0 – through 2026.1000.4056 |
Weakness: CWE-307 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
References
- https://hackmd.io/@hieuPenguinnn/maccms10-password-reset-code-brute-force-account-takeover third-party-advisory
- https://github.com/magicblack/maccms10/blob/v2026.1000.4056/application/common/model/User.php#L1199-L1231 technical-description
- https://github.com/magicblack/maccms10/blob/v2026.1000.4056/application/common/model/User.php#L1397-L1450 technical-description
- https://github.com/magicblack/maccms10 product
- VulnCheck Advisory: MacCMS v10 through 2026.1000.4056 Account Takeover via Password Recovery Brute-Force third-party-advisory