Medium severity · published Nov 24, 2025
CVE-2025-63498
alinto SOGo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the "userName" parameter
6.1
CVSS
0.3%
EPSS
No
On KEV
Description
alinto SOGo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the "userName" parameter.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
11.0 · source: NVD
SO
Sogo · Alinto
5.12.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-63498
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-63498
Patch
https://github.com/Alinto/sogo/commit/9e20190fad1a437f7e1307f0adcfe19a8d45184c
Release Notes
https://github.com/Alinto/sogo/releases/tag/SOGo-5.12.4
Exploit
https://github.com/xryptoh/CVE-2025-63498
Mailing List
https://lists.debian.org/debian-lts-announce/2025/11/msg00029.html
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