Vulnerability DatabaseCVE-2026-28815
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CVE-2026-28815
Published:April 03, 2026
Updated:May 16, 2026
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.
Affected Packages
github.com/apple/swift-crypto (SWIFT):
Affected version(s) >=1.0.0 <4.3.1
Fix Suggestion:
Update to version 4.3.1
Related Resources (1)
https://github.com/apple/swift-crypto/security/advisories/GHSA-9m44-rr2w-ppp7
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Out-of-bounds Read
CWE-125
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.07