Known vulnerabilities in Xen 21

Software: Xen
Version: 21
Software CPE: cpe:2.3:a:xen_project:xen:*:*:*:*:*:*:*:*
Website:
Total vulnerabilities: 4
Public exploits: 0
Known exploited (KEV): 0
Highest CVSSv4 Score: 8.7

Vulnerabilities by Severity

Severity distribution of vulnerabilities affecting Xen version 21 Xen 21 is affected by 4 vulnerabilities: 1 high, 3 medium Critical High Medium Low

Vulnerabilities (4)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU115009 - Improper input validation
CVE-2025-58146
CWE-20 Medium
No
No
- 09.09.2025 SB2025090954
SB2025090955
#VU58343 - Permissions, Privileges, and Access Controls
CVE-2021-28703
CWE-264 Medium
No
No
4.13.4 24.11.2021 SB2021112408
#VU40677 - Permissions, Privileges, and Access Controls
CVE-2015-5166
CWE-264 High
No
No
- 12.08.2015 SB2015081206
SB2015090207
SB2015080903
and 8 more
#VU40851 - Improper input validation
CVE-2015-2752
CWE-20 Medium
No
No
- 01.04.2015 SB2015040105
SB2015041101
SB2015033116
and 1 more