CVE-2025-57248

HIGH

SumatraPDF 3.5.2 - Null Pointer Dereference in DataPool::has_data()

Title source: llm
STIX 2.1

Description

A null pointer dereference vulnerability was discovered in SumatraPDF 3.5.2 during the processing of a crafted .djvu file. When the file is opened, the application crashes inside libmupdf.dll, specifically in the DataPool::has_data() function.

References (1)

Core 1
Core References

Scores

CVSS v3 7.3
EPSS 0.0023
EPSS Percentile 13.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (1)
sumatrapdfreader/sumatrapdf 3.5.2
Published Sep 15, 2025
Tracked Since Feb 18, 2026