Vulnerability · Published Sep 15, 2025 · Assigned by mitre
CVE-2025-45091
Medium 5.4
In plain English
A medium-severity cross-site scripting in the seafile package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 89.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Seafile versions 11.0.18-Pro, 12.0.10, and 12.0.10-Pro are vulnerable to a stored Cross-Site Scripting (XSS) attack. An authenticated attacker can exploit this vulnerability by modifying their username to include a malicious XSS payload in notification and activities.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | seafile | no fix listed | UBUNTU-CVE-2025-45091 |
| Ubuntu:24.04:LTS | seafile | no fix listed | UBUNTU-CVE-2025-45091 |
| Ubuntu:25.10 | seafile | no fix listed | UBUNTU-CVE-2025-45091 |
| Ubuntu:26.04:LTS | seafile | no fix listed | UBUNTU-CVE-2025-45091 |
| Ubuntu:26.10 | seafile | no fix listed | UBUNTU-CVE-2025-45091 |
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N