CVE-2025-66499
Title: Heap-based Buffer Overflow in PDF Parsing (JBIG2)
Memory Corruption
Proof Of Concept
No public PoC currently indexed for CVE-2025-66499.
CWE Category
CWE-190
Published Date
Dec 19, 2025
Modified Date
Dec 23, 2025
Exploit Status
Not Found
Score
7.8
CVSS v3.1
Exploit Probability (EPSS)
0.26%
Vulnerability Summary
CVE-2025-66499: A heap-based buffer overflow vulnerability exists in the PDF parsing of Foxit PDF Reader when processing specially crafted JBIG2 data. An integer overflow in the calculation of the image buffer size may occur, potentially allowing a remote attacker to execute arbitrary code.
Impacted Vendors
Reference Links
CVSS v3.1
Source Entity
14984358-7092-470d-8f34-ade47a7658a2
Severity
HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Associated Attack Patterns (CAPEC)
Total: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2025-66499 Exploits & PoCs (Proof Of Concept)
No public PoCs found in our database for this CVE.
MODIFIED
Vulnerability data or affected products updated.
MODIFIED
Vulnerability data updated via NVD.
PUBLISHED
Vulnerability first announced in NVD.
Attack Vector Matrix
Access Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
CVSS Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Stack
No specific products linked.