CVE-2024-40114: A Cross Site Scripting (XSS) vulnerability in Sitecom WLX-2006 Wall Mount Range Extender N300 v1.5 and before

Q: How do I fix CVE-2024-40114?

wlx-2006 firmware: upgrade to newer than 1.5. Exact commands for each OS are on this page.

Q: Is CVE-2024-40114 being exploited?

CVE-2024-40114 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-40114 affect?

CVE-2024-40114 affects wlx-2006 firmware. Severity is medium (CVSS 6.1). A Cross Site Scripting (XSS) vulnerability in Sitecom WLX-2006 Wall Mount Range Extender N300 v1.5 and before allows an attacker to manipulate the language cookie to inject malicious JavaScript code.

Q: How urgent is CVE-2024-40114?

Priority 31/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2024-40114 is a medium-severity flaw (CVSS 6.1) affecting wlx-2006 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Cross Site Scripting (XSS) vulnerability in Sitecom WLX-2006 Wall Mount Range Extender N300 v1.5 and before allows an attacker to manipulate the language cookie to inject malicious JavaScript code.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-06-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sitecom

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-02 16:15 UTCPublished CVE record published
2026-06-17 07:45 UTCUpdated Record last modified

sitecom wlx-2006 firmware UPGRADE

Affected: <= 1.5

Fixed in: newer than 1.5

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-40114?

wlx-2006 firmware: upgrade to newer than 1.5. Exact commands for each OS are on this page.

Is CVE-2024-40114 being exploited?

CVE-2024-40114 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-40114 affect?

CVE-2024-40114 affects wlx-2006 firmware. Severity is medium (CVSS 6.1). A Cross Site Scripting (XSS) vulnerability in Sitecom WLX-2006 Wall Mount Range Extender N300 v1.5 and before allows an attacker to manipulate the language cookie to inject malicious JavaScript code.

How urgent is CVE-2024-40114?

Priority 31/100. Public exploit reference

Related CVEs

CVE-2024-40113 MEDIUM 6.5 UPGRADE Sitecom WLX-2006 Wall Mount Range Extender N300 v.1.5 and before is vulnerable to Use of Default Credentials.
CVE-2024-40112 MEDIUM 5.9 UPGRADE A Local File Inclusion (LFI) vulnerability exists in Sitecom WLX-2006 Wall Mount Range Extender N300 v1.5 and

References

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