# CVE-2026-39879

## Summary

- **CVE ID:** CVE-2026-39879
- **Severity:** HIGH
- **CVSS Score:** 7.1 (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H)
- **CWE:** CWE-150
- **Published:** Jul 20, 2026
- **Last Modified:** Jul 21, 2026

## Description

Due to a missing sanitization call in [`afsql_dd_run_query`](https://github.com/syslog-ng/syslog-ng/blob/649e6e18e3459fb4467000a88dfb12fa97f9719c/modules/afsql/afsql.c#L219), syslog-ng before 4.12 are vulnerable to SQL injection from an untrusted source. This is not part of the default configuration, the SQL driver has to be manually configured.

Fixes are in syslog-ng 4.12, syslog-ng Premium Edition 8.2 and syslog-ng Store Box 7.8

## Affected Products

- syslog-ng — syslog-ng (< 4.12)

## References

- [CNA](https://github.com/syslog-ng/syslog-ng/security/advisories/GHSA-qwf9-6222-m24m)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.27%
- **EPSS Percentile:** 19.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._