CWE-506Class9 in KEV

Embedded Malicious Code

Incomplete in the CWE catalog · 99 CVEs mapped

99
CVEs mapped
9
In KEV
9.3
Median CVSS
What it is

The product contains code that appears to be malicious in nature.

Recent examples
9.8cvss
CVE-2026-74232

CVE-2026-74232 - CRITICAL Severity Vulnerability

Zbtlink L3_V2_8 firmware 3.0.0.4.528, Zbtlink WE826-T2 firmware 19.1101, Zbtlink ZBT-7628 firmware 1.0.0.2.007, Zbtlink ZBT-ZBT7621 firmware 1.0.0.3.001, MoreQuick MQAC-7620, MQAC-7620A, MQAP-7620, MQAP-7620A, and MQAP-7628 firmware 1.0.0.2.000, AP522 firmware 1.0.0.2.014, AP7628 and HC5661A firmware 3.0.0.4.380, APG721B firmware 19.0809, HK300 firmware 1.0.0.2.032, and MAP-N10 firmware 1.0.0.2.044 ship a backdoor command-and-control implant (yunmgrd) reachable over an unauthenticated cleartext UDP channel to a hardcoded C2 server. A remote unauthenticated attacker on the network path can hijack the channel and execute arbitrary commands as root. The attacker can also modify DNS entries, exfiltrate PPPoE credentials, and open reverse SSH tunnels.

CRITICALno explanation yet
0%
epss
9.8cvss
CVE-2026-77651

CVE-2026-77651 - CRITICAL Severity Vulnerability

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.

CRITICALno explanation yet
0%
epss
9.8cvss
CVE-2026-77650

CVE-2026-77650 - CRITICAL Severity Vulnerability

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.

CRITICALno explanation yet
0%
epss
The record
Technical detail
CWE ID
CWE-506
Abstraction
Class
Structure
Simple
Status
Incomplete
References (2)