CSV Injection (aka Excel Macro Injection or Formula Injection) exists in the export feature in the Acyba AcyMailing extension before 5.9.6 for Joomla! via a value that is mishandled in a CSV export.
Conclusion & alert: CVE-2018-9107 is rated High Exploit Risk (78.4/100): CVSS High severity, with high exploitation likelihood (EPSS 7.42%, 94th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 44369 | exploit_db | edb | 2018-03-30 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 11.99% | 7.42% | -4.57% |
| 2 | 2025-11-21 | 13.88% | 11.99% | -1.89% |
| 3 | 2025-11-18 | — | 13.88% | — |
Full EPSS history (18 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.0 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| acyba | acymailing | <= 5.9.5 | cpe:2.3:a:acyba:acymailing:*:*:*:*:*:joomla\!:*:* |
| URL | Tags |
|---|---|
| https://vel.joomla.org/articles/2140-introducing-csv-injection | Third Party Advisory |
| https://vel.joomla.org/resolved/2136-acymailing-5-9-5-csv-injection | Third Party Advisory |
| https://www.acyba.com/acymailing/change-log.html | Vendor Advisory |
| https://www.exploit-db.com/exploits/44369/ | Exploit Third Party Advisory VDB Entry |