CVE-2026-39879

high

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

References

https://github.com/syslog-ng/syslog-ng/security/advisories/GHSA-qwf9-6222-m24m

Details

Source: Mitre, NVD

Published: 2026-07-20

Updated: 2026-07-20

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:P/A:C

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Severity: High