Unrated severityOSV Advisory· Published Jul 21, 2026

Debian syslog-ng: Due to a missing sanitization call in [`afsql_dd_run_query`](https://github.com/…

CVE-2026-39879

Description

Due to a missing sanitization call in `afsql_dd_run_query`, 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 NgOSV2 versions
syslog-ng-4.11.0, syslog-ng-4.10.2, syslog-ng-4.10.1, …+ 1 more
- (no CPE)range: syslog-ng-4.11.0, syslog-ng-4.10.2, syslog-ng-4.10.1, …
- (no CPE)range: <4.12
Syslog Ng/syslog-ng Premium Editionllm-create
Range: <8.2
Syslog Ng/syslog-ng Store Boxllm-create
Range: <7.8

Patches

Vulnerability mechanics

News mentions

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