Path Traversal in Pcviewer

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. Attackers can use path traversal sequences ../../../../../../../../../../../../etc/passwd to access sensitive system files outside the intended directory.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-25365: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-25365?
CVE-2018-25365 is a high-severity vulnerability in Pcviewer, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-05-25.
How severe is CVE-2018-25365?
High severity. CVSS v3 base score is 7.5 out of 10.