CVE-2026-28815
A remote attacker can supply a short X-Wing HPKE encapsulated key and trigger an out-of-bounds read in the C decapsulation path, potentially causing a crash or memory disclosure depending on runtime protections. This issue is fixed in swift-crypto version 4.3.1.
Published:Apr 3, 2026
Last Modified:Apr 14, 2026
EPS:Apr 3, 2026
EPSS Score:0.00049
CVSS Score:7.5
Affected Products
Vendor
Product
Action
Vendor
Apple
Product
Macos
Apple
Macos
Vendor
Apple
Product
Swift-crypto
Apple
Swift-crypto
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
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
