CVE-2026-116215
MacCMS v10 through 2026.1000.4056 Race Condition via Card Redemption
- State
- Published
- Severity
- 2.3 Low
- Published
- Oct 26, 2026
- Updated
- Oct 31, 2026
- Reserved
- Oct 25, 2026
Description
MacCMS v10 through 2026.1000.4056 contains a race condition vulnerability in Card::useData() that allows authenticated members to redeem one recharge card multiple times via the user/buy endpoint. Attackers can send many concurrent flag=card requests that pass the non-locking card read before it is marked used, inflating user_points to buy VIP upgrades and paid content.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 3.1 Low | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N | VulnCheck |
Weaknesses
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected Products
| Product | Versions |
|---|---|
maccms10maccmspro |
|
maccms10magicblack |
|
References
- GitHub Issue #30issue-tracking
- https://github.com/maccmspro/maccms10/blob/7f388ee0008faf5b01e5df7bf5e5a6ff4bbe13e8/application/common/model/Card.php#L123-L160technical-description
- https://github.com/maccmspro/maccms10product
- VulnCheck Advisory: MacCMS v10 through 2026.1000.4056 Race Condition via Card Redemptionthird-party-advisory
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