Signal is active with 2 mentions in latest observed window
Recommended action window: Monitor and triage in normal cycle
NVD description
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.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
NONE
If you run products in this scope, you should treat this CVE as relevant to your environment.
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 executio… https://www.cve.org/CVERecord?id=CVE-2026-5939
Post summary
The tweet outlines a use-after-free flaw in XFA PDF handling that can lead to arbitrary code execution, but it provides no evidence of exploitation, patch, or proof of concept.
CVE-2026-5939 Use-After-Free in XFA PDF Calculate Event Processing Leading to Ar... https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-5939 Vulnerability Alert Subscriptions: https://alerts.vulmon.com/?utm_source=twitter&utm_medium=social&utm_campaign=2102281&utm_content=1
Post summary
The passage announces CVE‑2026‑5939, identifying a Use‑After‑Free flaw in XFA PDF processing, without indicating any PoC, exploit code, active attacks, or mitigations, but providing basic technical details.
2 of 2 entries
| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | foxit | pdf_editor | - | - | - |
| App | foxit | pdf_reader | - | - | - |