CRMEB through 6.0.0 Unauthorized Message Modification via edit_message
Priority MEDIUM 57CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.
Summary
CRMEB through 6.0.0 fails to validate message ownership in the edit_message handler of MessageSystemController.php, allowing authenticated users to modify arbitrary system inbox messages. Attackers can update any message's columns including is_del, look, and uid to delete, mark read, or reassign victim notifications without authorization.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0038 32nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| Zhong Bang | CRMEB | up to 6.0.0 | — | No fix listed | CNA |
- CRMEB VendorZhong Bang Affected up to 6.0.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-85177
- 2026-10-03 Alias added: GHSA-c94f-pm78-6rh7
References
More Zhong Bang vulnerabilities
- TI-2024-34066 CRMEB <=5.4.0 is vulnerable to Incorrect Access Control. CVSS 3.1HIGH 7.5
- TI-2026-09254 crmeb crmeb_java base64 Qrcode Endpoint RestTemplateUtil.java RestTemplate.getForEntity server-side request forgery CVSS 4.0MEDIUM 6.9
- 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-2024-18959 SQL Injection vulnerability in CRMEB_Java e-commerce system v.1.3.4 allows an attacker to… CVSS 3.1HIGH 8.1
- TI-2024-16761 SQL Injection vulnerability in CRMEB crmeb_java v.1.3.4 and before allows a remote… CVSS 3.1HIGH 7.5
Sources
- CVE-2026-85177 · CVE Program
- CVE-2026-85177 · NVD
- FIRST EPSS
- GHSA-c94f-pm78-6rh7 · 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