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Home / Threats / CVE-2026-0838

CVE-2026-0838 - 进取 520W Plugin

CVE-2026-0838

Vulnerability CVE-2026-0838 PLUGIN 520w HIGH

A security flaw has been discovered in UTT 进取 520W 1.7.7-180627. This impacts the function strcpy of the file /goform/ConfigWirelessBase. Performing a manipulation of the argument ssid results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-0838

HIGH CVSS 7.4 Published 2026-01-11 Updated 2026-01-13
AI Risk High (77/100) Active Exploit: No strong signal Published Exploit: Public exploit references found Priority: P2 Urgent
Severity Band HIGH
CVSS Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Affected Components 1
Reference Links 4
AI Risk Engine High (77/100)
Exploitability Medium
Active Exploitation No strong signal
Published Exploit Status Public exploit references found

Threat Timeline

  1. 2026-01-11 CVE published and first recorded in the threat feed.
  2. 2026-01-13 Record updated with latest vulnerability metadata.
  3. 2026-04-09 AI technical context refreshed for mitigation and impact guidance.
  4. Now Monitoring for follow-up changes, linked references, and new related CVEs.

AI Context

Machine-generated threat intelligence

AI Updated 12 days ago

AI enriched 12 days ago (2026-04-09 08:07 UTC)

Technical Summary

A security flaw has been discovered in UTT 进取 520W 1.7.7-180627. This impacts the function strcpy of the file /goform/ConfigWirelessBase. Performing a manipulation of the argument ssid results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Potential Impact

Severity is HIGH (CVSS 7.4). Depending on deployment context, affected components may be exposed to unauthorized actions or data integrity risk.

Exploitability Assessment

Exploitability is assessed as Medium based on published exploit references.

Primary risk drivers: published exploit references

Mitigation Recommendations

Validate affected product versions, prioritize patching, and monitor references for vendor remediation guidance. If immediate patching is not possible, apply compensating controls and limit exposure of vulnerable surfaces.

Detection & Monitoring

Track authentication anomalies, unexpected file writes, and suspicious plugin API activity around affected components.

Business Impact Lens

Prioritize remediation where affected components process customer data, admin sessions, or Internet-exposed workflows.

Affected Products

进取 520W PLUGIN · 520w Affected: >= 1.7.7-180627, <= 1.7.7-180627 Fixed version not specified
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