CVE-2026-8851

sogo: SOGo versions 5.12.7 and prior contains a SQL injection vulnerability in the Access Control List management functiona...

CVE-2026-8851 is fixed in 3 products on 1 platform, first by sogo 3.2.10-1ubuntu0.1~esm1, released May 18, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0032
24th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
sogo · Debian 12.15 (bookworm) 5.8.0-2+deb12u3 DEBIAN-CVE-2026-8851 May 18, 2026
sogo · Debian 13.5 (trixie) 5.12.1-3+deb13u2 DEBIAN-CVE-2026-8851 May 18, 2026
sogo · Ubuntu 18.04.6 LTS (bionic) 3.2.10-1ubuntu0.1~esm1 sogo 3.2.10-1ubuntu0.1~esm1 May 18, 2026
sogo · Ubuntu 20.04 LTS (focal) 4.3.0-1ubuntu0.1~esm1 sogo 4.3.0-1ubuntu0.1~esm1 May 18, 2026
sogo · Ubuntu 22.04.1 LTS (jammy) 5.5.1-1ubuntu0.1~esm1 sogo 5.5.1-1ubuntu0.1~esm1 May 18, 2026
sogo · Ubuntu 26.04.1 LTS (resolute) 5.12.4-1.2ubuntu0.1~esm1 sogo 5.12.4-1.2ubuntu0.1~esm1 May 18, 2026
sogo-activesync · Ubuntu 22.04.1 LTS (jammy) 5.5.1-1ubuntu0.1~esm1 sogo-activesync 5.5.1-1ubuntu0.1~esm1 May 18, 2026
sogo-activesync · Ubuntu 26.04.1 LTS (resolute) 5.12.4-1.2ubuntu0.1~esm1 sogo-activesync 5.12.4-1.2ubuntu0.1~esm1 May 18, 2026
sogo-common · Ubuntu 18.04.6 LTS (bionic) 3.2.10-1ubuntu0.1~esm1 sogo-common 3.2.10-1ubuntu0.1~esm1 May 18, 2026
sogo-common · Ubuntu 20.04 LTS (focal) 4.3.0-1ubuntu0.1~esm1 sogo-common 4.3.0-1ubuntu0.1~esm1 May 18, 2026
sogo-common · Ubuntu 22.04.1 LTS (jammy) 5.5.1-1ubuntu0.1~esm1 sogo-common 5.5.1-1ubuntu0.1~esm1 May 18, 2026
sogo-common · Ubuntu 26.04.1 LTS (resolute) 5.12.4-1.2ubuntu0.1~esm1 sogo-common 5.12.4-1.2ubuntu0.1~esm1 May 18, 2026

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