What is CVE-2018-17781?

CVE-2018-17781 is a high-severity vulnerability in Foxitsoftware Phantompdf, classified under Information Disclosure. CVSS score: 7.5/10. Published 2018-09-29.

How severe is CVE-2018-17781?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in Foxitsoftware Phantompdf

CVE-2018-17781

Foxit PhantomPDF and Reader before 9.3 allow remote attackers to trigger Uninitialized Object Information Disclosure because creation of ArrayBuffer and DataView objects is mishandled.

Vulnerability class: Information Disclosure

Published 2018-09-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.024 (83.8th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.foxitsoftware.com/support/security-bulletins.php (Patch, Vendor Advisory)
www.securitytracker.com/id/1041769 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-17781?: CVE-2018-17781 is a high-severity vulnerability in Foxitsoftware Phantompdf, classified under Information Disclosure. CVSS score: 7.5/10. Published 2018-09-29.
How severe is CVE-2018-17781?: High severity. CVSS v3 base score is 7.5 out of 10.