Findings

CVE-2018-25365

PCViewer vt1000 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by submitting relative path sequences in GET requests.

Published May 25, 2026 · corrected/updated Jul 23, 2026 · evidence confidence high

PCViewer vt1000 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by submitting relative path sequences in GET requests. Attackers can use path traversal sequences ../../../../../../../../../../../../etc/passwd to access sensitive system files outside the intended directory.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2018-25365 is a high public vulnerability record for this product. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether this product is in your estate, then compare installed versions with the affected ranges. Affected version ranges have not been ingested yet. Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: CVSS 8.7, EPSS 0.8%. It is not currently listed in the CISA Known Exploited catalog. Weakness classes: CWE-22. Sources contributing to this record: cve_org, epss, nvd. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Not listed as known exploited in CISA KEV. Not in the CISA KEV catalog.

  • Patch and remediation

    No required-action text is stored yet. Use the vendor or CERT links in Sources for patch availability.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 25, 2026 · NIST NVD

    Detected

    PCViewer vt1000 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by submitting relative path sequences in GET requests. Attackers can use path traversal sequences ../../../../../../../../../../../../etc/passwd to access sensitive system files outside the intended directory.

  2. Jul 23, 2026 · NIST NVD

    Updated

    PCViewer vt1000 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by submitting relative path sequences in GET requests. Attackers can use path traversal sequences ../../../../../../../../../../../../etc/passwd to access sensitive system files outside the intended directory.

Sources

  • CVE.orgVulnerability recordCVE-2018-25365

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-25365

    30-day exploitation probability 0.8%

    first.org
  • NIST NVDVulnerability recordCVE-2018-25365

    PCViewer vt1000 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by submitting relative path sequences in GET requests. Attackers can use path traversal sequences ../../../../../../../../../../../../etc/passwd to access se

    nvd.nist.gov

References