CVE-2009-0836

CRITICAL

Foxit Reader 2.3 before Build 3902 and 3.0 before Build 1506, including 1120 and 1301, does not require user confirmation before performing dangerous actions defined in a PDF file, which allows rem...

Affects 2 products across 1 vendor.

CVSS 2.010.0
EPSS40.9%
Percentile99th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
CWE Weakness Definitions
CWE-119: Improper Restriction of Operations within Memory Buffer

Parent class for buffer-related vulnerabilities where operations exceed buffer boundaries.

Related Attack Patterns (CAPEC)
CAPEC-8 Buffer Overflow in an API Call
via CWE-119
CAPEC-9 Buffer Overflow in Local Command-Line Utilities
via CWE-119
CAPEC-10 Buffer Overflow via Environment Variables
via CWE-119
CAPEC-14 Client-side Injection-induced Buffer Overflow
via CWE-119
CAPEC-24 Filter Failure through Buffer Overflow
via CWE-119
Show all 12

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2009. A critical vulnerability affects Foxitsoftware systems (CVE-2009-0836). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2009-GLOBAL-082886-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2009-0836?
This vulnerability was disclosed in 2009. A critical vulnerability affects Foxitsoftware systems (CVE-2009-0836). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2009-0836?
CVE-2009-0836 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 40.9%.
Is CVE-2009-0836 actively exploited?
No confirmed active exploitation of CVE-2009-0836 as of 2026-09-25.
How do I remediate CVE-2009-0836?
Priority: MEDIUM. Advisory: http://www.foxitsoftware.com/pdf/reader/security.htm#bypass PSIRT: [email protected]
What systems are affected by CVE-2009-0836?
CVE-2009-0836 affects Foxitsoftware Reader.
Vulnerability Details
CVE IDCVE-2009-0836
BSIDBS-2009-GLOBAL-082886-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published2009-03-10
Last Modified2026-06-16
ICS Relevance15%
Weakness (CWE)
Improper Restriction of Operations within Memory Buffer
SourceNVD
Official Description

Foxit Reader 2.3 before Build 3902 and 3.0 before Build 1506, including 1120 and 1301, does not require user confirmation before performing dangerous actions defined in a PDF file, which allows remote attackers to execute arbitrary programs and have unspecified other impact via a crafted file, as demonstrated by the "Open/Execute a file" action.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: Foxit Reader 2.3 before Build 3902 and 3.0 before Build 1506, including 1120 and 1301, does not require user confirmation before performing dangerous actions defined in a PDF file, which allows remote attackers to execute arbitrary programs and have unspecified other impact via a crafted file, as demonstrated by the "Open/Execute a file" action. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductAffected Versions
Foxitsoftware Reader 2.3 3.0
Remediation
View Vendor Advisory →

Remediation Priority: MEDIUM

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 6428 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash4373cb33453d30130dab618ee37411946d4c9b96b6a041ac83b74015c15ced82fa86d7b6ec2ca0104c52a9a657b8a68d94c2756aba152864e3bcc73060d01e92
Related CVEs affecting Foxitsoftware
CVE-2008-7031 10.0 Heap-based buffer overflow in Foxit Remote Access Server (aka WAC Server) 2.0... CVE-2008-0151 10.0 Heap-based buffer overflow in Foxit WAC Server 2.1.0.910, 2.0 Build 3503, and... CVE-2008-7225 10.0 Heap-based buffer overflow in Foxit Remote Access Server (aka WAC Server) 2.0... CVE-2020-13814 9.8 An issue was discovered in Foxit Reader and PhantomPDF before 9.7.1. It has a... CVE-2018-14442 9.8 Foxit Reader before 9.2 and PhantomPDF before 9.2 have a Use-After-Free that ...
View all Foxitsoftware CVEs →

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