XSS in Alinto Sogo

CVE-2025-71276

SOGo before 5.12.5 is prone to a XSS vulnerability with events, tasks, and contacts categories.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (3.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-71276: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-71276?
CVE-2025-71276 is a medium-severity vulnerability in Alinto Sogo, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-03-22.
How severe is CVE-2025-71276?
Medium severity. CVSS v3 base score is 6.4 out of 10.