FPDI is Vulnerable to Memory Exhaustion (OOM) through its PDF Parser

CVE Details

Basic Information

Title FPDI is Vulnerable to Memory Exhaustion (OOM) through its PDF Parser
Type cve
Published 2025-08-05T23:34:17.937Z
Modified 2025-08-05T23:34:17.937Z

Product Information

Vendor Setasign
Product FPDI
Version < 2.6.3

CVSS Information

Base Score 6.0 (MEDIUM)
Attack 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

AI Analysis

AI Description FPDI versions 2.6.2 and below are vulnerable to a Denial of Service (DoS) attack due to memory exhaustion when processing malicious PDF files. This can cause server-side scripts to crash, leading to service unavailability. The issue is fixed in version 2.6.3.
AI Severity Medium
AI Vendor Setasign
AI Product FPDI
AI Version 2.6.2 and below

Affected Products

  • Setasign FPDI < 2.6.3

Additional Information

CWE List CWE-770
Source GitHub_M

Description

FPDI is a collection of PHP classes that facilitate reading pages from existing PDF documents and using them as templates in FPDF. In versions 2.6.2 and below, any application that uses FPDI to process user-supplied PDF files is at risk, causing a Denial of Service (DoS) vulnerability. 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. This issue is fixed in version 2.6.3.

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