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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-6263

22
FAUCET Score

CVE-2023-6263 is a high-severity vulnerability affecting Network Optix NxCloud before version 23.1.0.40440. An attacker could impersonate a legitimate Video Management System (VMS) server, allowing them to intercept authorization headers from legitimate users connecting to the fake server. This unauthenticated attack has high impact on confidentiality, integrity, and availability, as reflected by its CVSS score of 8.1. There is currently no public exploit code, active exploitation, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0, < 23.1.0.40440CPE match
cpe:2.3:a:networkoptix:nxcloud:*:*:*:*:*:*:*:*
< 23.1.0.40440CPE matchmatch criteria
cpe:2.3:a:networkoptix:nxcloud:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.3HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.49%
Probability of exploitation in next 30 days
EPSS Percentile
39.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0049 is in the 13th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

networkoptix.atlassian.net / wiki/spaces/CHS/blog/2023/09/22/3074195467/vulnerability+2023-09-21+-+Server+Spoofing
Vendor Advisory