CVE-2026-16770: PDF::WebKit 0 through 1.2

CVE-2026-16770. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00726 (percentile 0.5357), scored 22-Oct-2026.

Affected technology

PDF::WebKit · 0 through 1.2
MITHALDU

Description’s affected range: versions through 1.2 for Perl

Component: Not specified by the source
Function: PDF::WebKit::BUILD, PDF::WebKit::_find_options_in_meta, PDF::WebKit::_pdf_webkit_meta_tags
File: lib/PDF/WebKit.pm

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 24-Oct-2026 01:43 UTC

CWE: CWE-88
CCR priority: 39.4 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00726 · percentile 0.5357 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-16770.html