CVE-2026-116215

MacCMS v10 through 2026.1000.4056 Race Condition via Card Redemption

Published Oct 26, 2026 CVSS 4.0 · 2.3 Low EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Maccms
Maccms maccms
Magicblack
Magicblack maccms10
Vendors & Products Maccms
Maccms maccms
Magicblack
Magicblack maccms10
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title MacCMS v10 through 2026.1000.4056 Race Condition via Card Redemption
Weaknesses CWE-362
References
Metrics cvssV3_1

{'score': 3.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 31, 2026, 1:20 AM
Reserved
Oct 25, 2026, 12:28 PM
Status
Deferred
Published
Oct 26, 2026, 2:16 PM
Modified
Oct 31, 2026, 2:17 AM