What is CVE-2026-116215?

CVE-2026-116215 is a low-severity vulnerability in Maccmspro Maccms10, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 3.1/10. Published 2026-10-26.

How severe is CVE-2026-116215?

Low severity. CVSS v3 base score is 3.1 out of 10.

Vulnerability in Maccmspro Maccms10

CVE-2026-116215

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.

Vulnerability class: Race Condition

Published 2026-10-26 · last modified 2026-10-26.

CVSS v3 metric

CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

github.com/maccmspro/maccms10/issues/30 (issue-tracking)
github.com/maccmspro/maccms10/blob/7f388ee0008faf5b01e5df7bf5e5a6ff4bbe13e8/app… (technical-description)
github.com/maccmspro/maccms10 (product)
www.vulncheck.com/advisories/maccms-v10-through-2026.1000.4056-race-condition-v… (third-party-advisory)

Frequently asked questions

What is CVE-2026-116215?: CVE-2026-116215 is a low-severity vulnerability in Maccmspro Maccms10, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 3.1/10. Published 2026-10-26.
How severe is CVE-2026-116215?: Low severity. CVSS v3 base score is 3.1 out of 10.