CVE-2021-26631
Mangboard parameter modulation vulnerability
Improper input validation vulnerability in Mangboard commerce package could lead to occur for abnormal request. A remote attacker can exploit this vulnerability to manipulate the total order amount into a negative number and then pay for the order.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Mangboard parameter modulation vulnerability
Improper input validation vulnerability in Mangboard commerce package could lead to occur for abnormal request. A remote attacker can exploit this vulnerability to manipulate the total order amount into a negative number and then pay for the order.
- Record
CVE-2021-26631- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2021-13425
Improper input validation vulnerability in Mangboard commerce package could lead to occur for abnormal request. A remote attacker can exploit this vulnerability to manipulate the total order amount into a negative number and then pay for the order.
- Record
EUVD-2021-13425- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rrmq-wq3p-q78r
Improper input validation vulnerability in Mangboard commerce package could lead to occur for...
Improper input validation vulnerability in Mangboard commerce package could lead to occur for abnormal request. A remote attacker can exploit this vulnerability to manipulate the total order amount into a negative number and then pay for the order.
- Record
GHSA-rrmq-wq3p-q78r- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Improper input validation vulnerability in Mangboard commerce package could lead to occur for abnormal request. A remote attacker can exploit this vulnerability to manipulate the total order amount into a negative number and then pay for the order.
- Record
CVE-2021-26631- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-26631 is a high vulnerability (CVSS 8.0) in Hometory Co.,ltd Mangboard Commerce Package, published May 19, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.05%, the 64th percentile. No source names a fixed version.