Critical severity · published Oct 26, 2026
CVE-2026-116231
Oray Pugongying X5 Pro Ser2net crlf injection
New
9.9
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PX
Pugongying X5 Pro · Oray
7.6.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-116231
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-116231
app.notion.com
https://app.notion.com/p/Oray-Pgyer-X5-Pro-Router-7-6-1-A-Serial-Banner-Newline-Lets-ser2net-Overwrite-Existing-Files-3ea797159f158019b687eadcc7d6a85b
vuldb.com
https://vuldb.com/cve/CVE-2026-116231
vuldb.com
https://vuldb.com/submit/1005078
vuldb.com
https://vuldb.com/vuln/426280
vuldb.com
https://vuldb.com/vuln/426280/cti
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