CRMEB <=5.4.0 is vulnerable to Incorrect Access Control.
Priority HIGH 72CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.
Summary
CRMEB <=5.4.0 is vulnerable to Incorrect Access Control. Users can bypass the front-end restriction of only being able to claim coupons once by capturing packets and sending a large number of data packets for coupon collection, achieving unlimited coupon collection.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00527 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:crmeb:crmeb:*:*:*:*:*:*:*:* | up to 5.4.0 | Vulnerable | Zhong Bang |
- cpe:2.3:a:crmeb:crmeb:*:*:*:*:*:*:*:* Versions up to 5.4.0 Vulnerable ·Zhong Bang
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-50653
- 2026-10-03 Alias added: GHSA-f927-34r4-vxxw
References
More Zhong Bang Crmeb vulnerabilities
- TI-2026-01417 Zhong Bang CRMEB crontab Endpoint CrontabController.php authorization CVSS 4.0MEDIUM 6.9
- TI-2026-00929 CRMEB LoginController.php appleLogin improper authentication CVSS 4.0MEDIUM 6.9
- TI-2024-24421 SQL Injection vulnerability in CRMEB v.5.2.2 allows a remote attacker to obtain sensitive… CVSS 3.1HIGH 7.5
- TI-2023-01103 Zhong Bang CRMEB Java list sql injection CVSS 3.1HIGH 7.2
- TI-2026-00930 CRMEB JSON Token LoginServices.php remoteRegister improper authentication CVSS 4.0MEDIUM 6.3
- TI-2025-10338 CRMEB JWT HMAC Secret hard-coded key CVSS 4.0MEDIUM 6.3
Sources
- CVE-2024-50653 · CVE Program
- CVE-2024-50653 · NVD
- FIRST EPSS
- GHSA-f927-34r4-vxxw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences