Vulnerability · Published Sep 7, 2026 · Assigned by TR-CERT
CVE-2026-7861Code Injection in Next4Biz's CSM (Customer Service Management)
Critical 9.8
In plain English
A critical-severity unsafe deserialization in CSM (Customer Service Management) from Next4Biz Information Technologies Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.6%top 53.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Deserialization of untrusted data vulnerability in Next4Biz Information Technologies Inc. CSM (Customer Service Management) allows Code Injection. This issue affects CSM (Customer Service Management): before 8.0.3.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Next4Biz Information Technologies Inc. | CSM (Customer Service Management) | 0 – before 8.0.3 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1027 government-resource