CVE-2026-5939
Title: XFA PDF Use-After-Free Arbitrary Code Execution
Memory Corruption
Proof Of Concept
No public PoC currently indexed for CVE-2026-5939.
CWE Category
CWE-416
Published Date
Apr 27, 2026
Modified Date
Apr 29, 2026
Exploit Status
Not Found
Score
5.5
CVSS v3.1
Exploit Probability (EPSS)
0.11%
Vulnerability Summary
CVE-2026-5939: A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to crash and resulting in an arbitrary code execution.
Impacted Vendors
Reference Links
CVSS v3.1
Source Entity
14984358-7092-470d-8f34-ade47a7658a2
Severity
MEDIUM
5.5
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:N/I:N/A:H
Associated Attack Patterns (CAPEC)
Total: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2026-5939 Exploits & PoCs (Proof Of Concept)
No public PoCs found in our database for this CVE.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via 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:N/I:N/A:H
Affected Stack
No specific products linked.