GitHub Advisoryadvisory · Packagist

GHSA-jxhh-4648-vpp3 FPDI allows Memory Exhaustion (OOM) in PDF Parser which leads to Denial of Service

MEDIUM Published 2025-08-05 Modified 2025-08-06 Official page ↗
Aliases
CVE-2025-54869
Ecosystem
Packagist
Packages
setasign/fpdi
Severity
Moderate
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Weaknesses
CWE-770
Reviewed
2025-08-05

Affected packages

• Packagist setasign/fpdi: < 2.6.4 → fixed in 2.6.4

Description

Impact This is a significant Denial of Service (DoS) vulnerability. Any application that uses FPDI to process user-supplied PDF files is at risk. An attacker can upload a small, malicious PDF file that will cause the server-side script to crash due to memory exhaustion. Repeated attacks can lead to sustained service unavailability. Patches Fixed as of version 2.6.4 Workarounds No.

Related

Alias · CVE (1)

  • CVE-2025-54869 FPDI is a collection of PHP classes that facilitate reading pages from existing PDF documents and using them as templates in FPDF. vulnerability

Weakness · CWE (1)

  • CWE-770 Allocation of Resources Without Limits or Throttling weakness

References