Description
SQL injection vulnerability in the PostgreSQL auth module for courier 0.40 and earlier allows remote attackers to execute SQL code via the user name.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | courier | 0.40.2-3 | — |
| Debian 13 | courier | 0.40.2-3 | — |
| Debian 12 | courier | 0.40.2-3 | — |
| Debian 3.0 | courier | 0.37.3-3.3 | DSA-247 |
Advisories 1
- DSA-247 courier-ssl - missing input sanitizing Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-247 vendor-advisory
- courierimap-authmysqllib-sql-injection(11213) vdb-entry
- 6738 vdb-entry