medium6.0
CVE-2025-54869
FPDI allows Memory Exhaustion (OOM) in PDF Parser which leads to Denial of Service
Impact
### 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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | setasign/fpdi | < 2.6.4 | 2.6.4 |