D
CVE Numbering Authority
XEN Xen Project
- Country
- UK
- Organization type
- Vendor, Open Source
- Program role
- CNA
- Root
- mitre
- Scope
- All sub-projects under Xen Project’s umbrella (see Xen Project Teams ), except those sub-projects that have their own security response process; and the Xen components inside other projects, where Xen Project is the primary developer.
55.78/100 over 46 records
in the last 180 days
· 55.73/100 over 174 all-time
The rules, last 180 days
Share of the records earning each credit, and the points it is worth.
Describe: can a reader tell what the vulnerability is?
17.19 / 25Description
An English description that is not a placeholder: full credit from 200 characters, 0.7 from 80, 0.4 from 40, none below.
98% · 9.8/10
Title
A title.
100% · 5.0/5
Cwe
A weakness as a CWE identifier in problemTypes; a free-text problem type without one earns a quarter.
24% · 2.39/10
Scope: can a reader tell whether they are affected?
18.0 / 25Affected
An affected entry naming both a vendor and a product; one side missing or 'n/a' earns half.
100% · 10.0/10
Versions
An affected entry stating versions, as a version or a bound; a defaultStatus alone earns half.
100% · 8.0/8
Cpe
A CPE on an affected entry, or a cpeApplicability block.
0% · 0.0/7
Assess: can a reader tell how bad it is?
9.79 / 25Severity
A severity statement in the CNA container: a CVSS v3 or v4 vector, an SSVC decision, or a vendor rating as an 'other' metric. A CVSS v2 vector alone earns half.
24% · 3.59/15
Modern severity
A CVSS v4 vector or an SSVC decision.
24% · 1.2/5
Impacts
An impacts entry (a CAPEC identifier or an impact description).
100% · 5.0/5
Act: can a reader tell what to do about it?
10.8 / 25References
At least one reference.
100% · 7.0/7
Reference tags
At least one reference carrying tags.
0% · 0.0/5
Remediation
A reference tagged 'patch'; one tagged 'vendor-advisory', 'mitigation' or 'release-notes' earns 0.6.
0% · 0.0/8
Solutions
A solution or a workaround.
76% · 3.8/5
Context, not score
- Severity supplied by an ADP
- 61% (28 records)
- Weakness supplied by an ADP
- 61% (28 records)
- No severity statement
- 76%
- Descriptions under 100 characters
- 0%
- Known exploited
- 0
- Reservation to publication
- median 49.3 days · p90 176.1 days
- Rejected records
- 0
Score per publication year
| 2026 | 55.32 | 50 |
| 2025 | 50.0 | 11 |
| 2024 | 49.87 | 23 |
| 2023 | 57.62 | 9 |
| 2022 | 57.73 | 57 |
| 2021 | 59.4 | 24 |
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