What is the CVSS score of CVE-2026-24452?

CVE-2026-24452 has a CVSS 3.1 base score of 8.0 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Xweb 300d Pro Firmware are affected by CVE-2026-24452?

A critical remote code execution vulnerability exists in XWEB Pro 1.12.1 and earlier that allows authenticated users to execute arbitrary commands on affected systems.

How to fix or mitigate CVE-2026-24452?

Within 24 hours: Identify and inventory all XWEB Pro instances running version 1.12.1 or earlier; restrict administrative access to the devices route to essential personnel only. Within 7 days: Implement network segmentation to isolate affected systems and deploy WAF rules to block suspicious template file uploads; monitor for suspicious activity on the devices endpoint. Within 30 days: Evaluate vendor timeline for patch availability; consider replacement solutions if patch release is uncertain; conduct security awareness training on the risks of uploading untrusted files.

Xweb 300d Pro Firmware CVE-2026-24452

HIGH

OS Command Injection (CWE-78)

2026-02-27 ics-cert@hq.dhs.gov

RCE Command Injection Xweb 300d Pro Firmware Xweb 500b Pro Firmware Xweb 500d Pro Firmware

8.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.0 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

CVE Published

Feb 27, 2026 - 02:16 nvd

HIGH 8.0

DescriptionCVE.org

An OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by supplying a crafted template file to the devices route.

AnalysisAI

Remote code execution in Xweb Pro firmware (versions 1.12.1 and prior) allows authenticated attackers to execute arbitrary OS commands by uploading a malicious template file through the devices route. This vulnerability affects Xweb 300d Pro, 500b Pro, and 500d Pro models, with no patch currently available. …

Unlock full vulnerability intelligence

Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
Threat intelligence from 22 sources
Personal watchlist & email alerts

Continue with Google Continue with GitHub

Free forever · No credit card required

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Authenticate to XWEB Pro

Exploit

Upload crafted template file

Execution

Inject OS commands in template

Impact

Execute arbitrary code on system

Access

Authenticate to XWEB Pro

Exploit

Upload crafted template file

Execution

Inject OS commands in template

Impact

Execute arbitrary code on system

Vulnerability AssessmentAI

Exploitation	XWEB Pro version 1.12.1 or prior with authenticated access credentials. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 8.0 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	A remote attacker (requires authentication) could exploit this vulnerability to compromise the affected system.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify and inventory all XWEB Pro instances running version 1.12.1 or earlier; restrict administrative access to the devices route to essential personnel only. …

Threat intelligence, references, and detailed analysis are available after sign-in.