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High 8.1Published May 18, 2026

CVE-2026-8851SOGo < 5.12.8 SQL Injection via addUserInAcls endpoint

Updated under an hour ago ()

Does this affect you?

It affects Alinto SOGo Webmail. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-89
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulnCheck
NVD analysis
Deferred
Record last updated
May 19, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Alinto SOGo Webmail
alinto:sogo_webmail (from the name)
5.12.8 not affected; through 5.12.7
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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