CVE-2026-8851 Details
Description
SOGo versions 5.12.7 and prior contains a SQL injection vulnerability in the Access Control List management functionality that allows authenticated users to extract arbitrary data from the database by injecting SQL subqueries through the uid parameter of the addUserInAcls endpoint. Attackers can inject malicious SQL code to write extracted data into the sogo_acl table and retrieve it through the /acls API, establishing an out-of-band data exfiltration channel.
A SQL injection vulnerability has been identified in SOGo version 5.12.7, specifically within the Access Control List (ACL) management feature. This vulnerability allows authenticated users to extract arbitrary data from the database by injecting SQL subqueries through the uid parameter of the addUserInAcls endpoint. Exploitation of this vulnerability enables attackers to inject malicious SQL code that can write extracted data into the sogo_acl table, which can then be retrieved through the /acls API, creating an out-of-band data exfiltration channel.
Users are advised to update to SOGo version 5.12.8, which addresses this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 18, 2026CISA-ADP
Assessed May 19, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Alinto/sogo/releases/tag/SOGo-5.12.8 | [email protected] | Release NotesVendor |
| https://www.sogo.nu/news/2026/sogo-v5128-released.html | [email protected] | Release NotesVendor |
| https://www.vulncheck.com/advisories/sogo-sql-injection-via-adduserinacls-endpoint | [email protected] | AdvisoryRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-89 | Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| SOGo | <= 5.12.7 (semver) |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 19, 2026 | CVE Modified | [email protected] |
| May 18, 2026 | New CVE Received | [email protected] |