What is CVE-2018-0595?

CVE-2018-0595 is a high-severity vulnerability in Microsoft Skype, classified under Untrusted Search Path. CVSS score: 7.8/10. Published 2018-06-26.

How severe is CVE-2018-0595?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Microsoft Skype

CVE-2018-0595

Untrusted search path vulnerability in the installer of Skype for Windows allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

Published 2018-06-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.055 (92.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.051 · newest: 0.055 · change: +0.003

Affected products

Microsoft Skype
Microsoft The Installer Of Skype For Windows — versions unspecified
Microsoft Windows

Weakness classification (CWE)

CWE-426 — Untrusted Search Path

References

blogs.technet.microsoft.com/srd/2018/04/04/triaging-a-dll-planting-vulnerabilit… (Vendor Advisory)
jvn.jp/en/jp/JVN91151862/index.html (Third Party Advisory, third-party-advisory)
www.securityfocus.com/bid/104563 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-0595?: CVE-2018-0595 is a high-severity vulnerability in Microsoft Skype, classified under Untrusted Search Path. CVSS score: 7.8/10. Published 2018-06-26.
How severe is CVE-2018-0595?: High severity. CVSS v3 base score is 7.8 out of 10.