What is CVE-2017-13056?

CVE-2017-13056 is a high-severity vulnerability in Tracker-Software Pdf-Xchange Viewer, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2017-12-27.

How severe is CVE-2017-13056?

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

Is CVE-2017-13056 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Tracker-Software Pdf-Xchange Viewer

CVE-2017-13056

The launchURL function in PDF-XChange Viewer 2.5 (Build 314.0) might allow remote attackers to execute arbitrary code via a crafted PDF file.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2017-12-27 · 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: 0.056 (92.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.056 · newest: 0.056 · change: 0.000

Affected products

Tracker-Software Pdf-Xchange Viewer — versions 2.5

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

packetstormsecurity.com/files/143912/PDF-XChange-Viewer-2.5-Build-314.0-Code-Ex… (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2017-13056?: CVE-2017-13056 is a high-severity vulnerability in Tracker-Software Pdf-Xchange Viewer, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2017-12-27.
How severe is CVE-2017-13056?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2017-13056 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.