CVE-2026-54081CWE-1325

veraPDF Parser DoS via PostScript Type 1 Font Programs

Medium · published July 29, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
22.4
In the wild
Unconfirmed
What it is

veraPDF PDF parser is a PDF parser for veraPDF. Prior to 1.30.2 and 1.31.23, veraPDF-parser contains a denial-of-service vulnerability in veraPDF-parser/src/main/java/org/verapdf/pd/font/type1/Type1FontProgram.java and veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java, where a crafted Type 1 font /FontDescriptor /FontFile program can execute unbounded PostScript array allocation, a zero-increment for loop, or self-recursive toExecute user dictionary lookups and exhaust validator memory, CPU, or stack. This issue is fixed in versions 1.30.2 and 1.31.23.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS
0.00302 · 22.4th percentile
Weakness
CWE-1325 · Improperly Controlled Sequential Memory Allocation
Published
2026-07-29T15:18Z
EPSS history
Timeline
  • 29 JUL 15:18Z
    veraPDF Parser DoS via PostScript Type 1 Font Programs
    cvelistv5