FPDI is a collection of PHP classes that facilitate reading pages from existing PDF documents and using them as templates in FPDF. Prior to version 2.6.7, an attacker can upload a small, malicious PDF file that will cause the server-side script to crash due to memory exhaustion or a script time-out. Repeated attacks can lead to sustained service unavailability. This issue has been patched in version 2.6.7.

Project Subscriptions

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-2mgw-7q6p-8grg FPDI: Memory Exhaustion and Endless Loop in FPDI leads to Denial of Service
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 11 Jun 2026 20:00:00 +0000

Type Values Removed Values Added
Description FPDI is a collection of PHP classes that facilitate reading pages from existing PDF documents and using them as templates in FPDF. Prior to version 2.6.7, an attacker can upload a small, malicious PDF file that will cause the server-side script to crash due to memory exhaustion or a script time-out. Repeated attacks can lead to sustained service unavailability. This issue has been patched in version 2.6.7.
Title FPDI: Memory Exhaustion and Endless Loop in FPDI leads to Denial of Service
Weaknesses CWE-400
CWE-770
References
Metrics cvssV4_0

{'score': 6, '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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-11T18:59:36.226Z

Reserved: 2026-05-13T08:19:32.603Z

Link: CVE-2026-45802

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-06-11T20:16:23.090

Modified: 2026-06-11T20:51:35.917

Link: CVE-2026-45802

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-11T22:15:09Z

Weaknesses