SEPTEMBER 17, 2026
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Case File

CVE-2026-77650

CRITICAL · CVSS 9.8 EPSS 0.43% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-21 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

The append-only-vec crate version 0.1.9 for Rust contains a malicious dependency that can execute arbitrary code during project compilation, posing a critical risk to any application utilizing this crate. Organizations that rely on Rust for development, especially those incorporating this specific version of the crate, should prioritize immediate remediation to mitigate potential exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
arbitrary code execution code execution
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-77650
Severity
CRITICAL
CVSS
9.8
EPSS
0.43%

Original NVD 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.