Description
The append-only-vec crate 0.1.9 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.
Published: 2026-08-21
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Fri, 21 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 21 Aug 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Droundy
Droundy append-only-vec
Vendors & Products Droundy
Droundy append-only-vec

Fri, 21 Aug 2026 04:15:00 +0000

Type Values Removed Values Added
Title Supply Chain Attack via Rogue Dependency in append‑only‑vec Crate

Fri, 21 Aug 2026 01:00:00 +0000

Type Values Removed Values Added
Description The append-only-vec crate 0.1.9 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'}


Subscriptions

Droundy Append-only-vec
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-21T13:20:06.921Z

Reserved: 2026-08-21T00:40:26.113Z

Link: CVE-2026-77650

cve-icon Vulnrichment

Updated: 2026-08-21T13:19:08.463Z

cve-icon NVD

Status : Received

Published: 2026-08-21T01:17:01.993

Modified: 2026-08-21T14:16:53.380

Link: CVE-2026-77650

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T12:08:23Z

Weaknesses