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TI-2026-54121 Aliases CVE-2026-77651GHSA-jvc2-9prg-ffvc

The arrayref crate 0.3.10 for Rust can trigger execution of malicious code when compiling…

Priority MEDIUM 50CWE-506Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-506.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00801 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
droundyarrayref0.3.10—No fix listedCNA
  • arrayref Vendordroundy Affected 0.3.10 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-77651
  2. 2026-10-03 Alias added: GHSA-jvc2-9prg-ffvc

References

Other 5

  • TI-2026-54120 The append-only-vec crate 0.1.9 for Rust can trigger execution of malicious code when… CVSS 3.1CRITICAL 9.8
  • TI-2026-54119 The internment crate 0.8.7 for Rust can trigger execution of malicious code when… CVSS 3.1CRITICAL 9.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences