---
id: "CVE-2026-116231"
kind: "vulnerability"
aliases: ["CVE-2026-116231"]
title: "Oray Pugongying X5 Pro: CRLF injection via regmsg parameter in Ser2net"
severity: "critical"
cvss: 9.9
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["infrastructure", "network-appliance", "oray-pugongying", "ser2net"]
not_affected_if: []
published_at: "2026-10-26T08:17:17+00:00"
first_seen_at: "2026-10-26T08:28:59+00:00"
updated_at: "2026-10-26T08:30:19+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-116231", "first_seen_at": "2026-10-26T08:28:59+00:00"}]
---

# Oray Pugongying X5 Pro: CRLF injection via regmsg parameter in Ser2net

Oray Pugongying X5 Pro 7.6.1 has a flaw in its Ser2net component where the regmsg argument is not sanitized, allowing CRLF injection. The sources say the attack can be launched remotely and a public exploit exists, but they do not describe the resulting impact beyond that.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- unknown

## Fix

- unknown; the sources say the vendor did not respond to early disclosure, so no vendor patch is referenced

## Timeline

- 2026-10-26T08:28:59+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-116231

## From the sources

A security flaw has been discovered in Oray Pugongying X5 Pro 7.6.1. The impacted element is an unknown function of the component Ser2net. Performing a manipulation of the argument regmsg results in crlf injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_