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CVE-2023-23553

X-400 Cross-Site Scripting

MEDIUM
6.1
CVSS Score
Published: February 13, 2023 at 05:03 PM UTC
Updated: June 17, 2026 at 05:37 AM UTC
2 products affected across 1 vendorX 400 FirmwareX-400

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Control By Web X-400 devices are vulnerable to a cross-site scripting attack, which could result in private and session information being transferred to the attacker.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

X 400 Firmware· Controlbyweb
95%
v < 2.8
Affected range stops below 2.8, so it looks safe — our inference, not a vendor statement
controlbyweb-x-400 (same device)
X-400· Controlbywebdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

MitigationThird Party AdvisoryUS Government Resource
Source: [email protected]
https://www.cisa.gov/uscert/ics/advisories/icsa-23-040-01

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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