CVE-2026-61371
Microsoft AVML before 0.17.0 could follow a symlink when opening a destination output path on Unix, allowing truncation/overwrite of the symlink target. The destructive effect is performed at open-time via O_TRUNC, and can happen before full input validation completes (“truncation-before-validation”).
Published:Jul 15, 2026
Last Modified:Jul 31, 2026
EPS:Jul 15, 2026
EPSS Score:0.00361
CVSS Score:7.5
Affected Products
Vendor
Product
Action
Vendor
Microsoft
Product
Avml
Microsoft
Avml
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
