CVE-2026-27851
EUVD-2026-2946712.05.2026, 14:16
When safe filter is used with variable expansion, all following pipelines on the same string are incorrectly interpreted as safe too, enabling unsafe data to be unescaped. This can enable SQL / LDAP injection attacks when used in authentication. Avoid using safe filter until on fixed version. No publicly available exploits are known.
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| dovecot | dovecot | 𝑥 < 2.4.4 |
| open-xchange | dovecot | 𝑥 < 3.1.5 |
𝑥
= Vulnerable software versions
Debian Releases
Debian Product | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| dovecot |
|
Ubuntu Releases
Common Weakness Enumeration
- CWE-235 - Improper Handling of Extra ParametersThe software does not handle or incorrectly handles when the number of parameters, fields, or arguments with the same name exceeds the expected amount.
- CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.