CVE-2026-77651

Supply‑Chain Attack on Rust arrayref Crate Enables Build‑Time Code Execution

Published Aug 21, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
The arrayref crate 0.3.10 for Rust can trigger execution of malicious code when compiling a project that uses the crate, because it has a rogue dependency that registers with a command-and-control server to offer arbitrary code execution.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Droundy
Droundy arrayref
Vendors & Products Droundy
Droundy arrayref
Type Values Removed Values Added
Title Supply‑Chain Attack on Rust arrayref Crate Enables Build‑Time Code Execution
Type Values Removed Values Added
Description The arrayref crate 0.3.10 for Rust can trigger execution of malicious code when compiling a project that uses the crate, because it has a rogue dependency that registers with a command-and-control server to offer arbitrary code execution.
Weaknesses CWE-506
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 21, 2026, 1:17 PM
Reserved
Aug 21, 2026, 12:41 AM
Status
Deferred
Published
Aug 21, 2026, 1:17 AM
Modified
Oct 18, 2026, 8:10 PM