SQL Injection in Defaultfuction Crm
CVE-2026-86172
A vulnerability was detected in DefaultFuction CRM 1.0.0. This impacts an unknown function of the file /modules/customers/delete.php. Performing a manipulation of the argument ID results in sql injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (23.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Defaultfuction Crm — versions 1.0.0
Weakness classification (CWE)
References
- vuldb.com/vuln/399310 (technical-description, vdb-entry)
- vuldb.com/vuln/399310/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-86172 (third-party-advisory)
- vuldb.com/submit/895744 (third-party-advisory)
- github.com/DefaultFuction/Customer-Relationship-Management-System/issues/5 (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-86172?
- CVE-2026-86172 is a medium-severity vulnerability in Defaultfuction Crm, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-09-06.
- How severe is CVE-2026-86172?
- Medium severity. CVSS v3 base score is 6.3 out of 10.