Cyber Resilience

CVE-2026-23699

HighRCE

Published: 22 January 2026

Published
22 January 2026
Modified
15 April 2026
KEV Added
Patch
CVSS Score v4 8.6 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0154 71.7th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-23699 is a high-severity OS Command Injection (CWE-78) vulnerability in Jvn (inferred from references). Its CVSS base score is 8.6 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 28.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability details

AP180 series with firmware versions prior to AP_RGOS 11.9(4)B1P8 contains an OS command injection vulnerability. If this vulnerability is exploited, arbitrary commands may be executed on the devices.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
Why these techniques?

OS command injection (CWE-78) directly enables arbitrary OS-level command execution on the device (Unix Shell) and is typically reached by exploiting a public-facing management application.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

Affected Assets

Jvn
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References