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Fencer Vulns
medium 6.4

CVE-2025-71276 json

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

published 2026-03-22 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-208920

cvss
6.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 3%
public exploits
0
none known

Summary

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

Patch / fix

  • Alinto SOGo 5.12.5
  • sogo Debian 12 5.8.0-2+deb12u3
  • sogo Debian 13 5.12.1-3+deb13u2

debian advisories DEBIAN-CVE-2025-71276

  • sogo Ubuntu Pro 18.04 LTS 3.2.10-1ubuntu0.1~esm1
  • sogo Ubuntu Pro 20.04 LTS 4.3.0-1ubuntu0.1~esm1
  • sogo Ubuntu Pro 22.04 LTS 5.5.1-1ubuntu0.1~esm1
  • sogo Ubuntu Pro 26.04 LTS 5.12.4-1.2ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2025-71276

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
7 mo ago

Exploit prediction

0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Alinto SOGo

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.