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Xweb 300d Pro Firmware CVE-2026-22877

LOW
Path Traversal (CWE-22)
2026-02-27 ics-cert@hq.dhs.gov
3.7
CVSS 3.1 · NVD

Severity by source

NVD PRIMARY
3.7 LOW
AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 27, 2026 - 02:16 nvd
LOW 3.7

DescriptionCVE.org

An arbitrary file-read vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling unauthenticated attackers to read arbitrary files on the system, and potentially causing a denial-of-service attack.

AnalysisAI

An arbitrary file-read vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling unauthenticated attackers to read arbitrary files on the system, and potentially causing a denial-of-service attack. [CVSS 3.7 LOW]

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Vulnerability AssessmentAI

Risk Assessment CVSS 3.7 (LOW). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker without 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

During next maintenance window: Apply vendor patches when convenient. …

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CVE-2026-22877 vulnerability details – vuln.today

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