CVE-2026-3778Disclosure(apple / macos)

LOWCVSS 5.5 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

The application does not detect or guard against cyclic PDF object references while handling JavaScript in PDF. When pages and annotations are crafted that reference each other in a loop, passing the document to APIs (e.g., SOAP) that perform deep traversal can cause uncontrolled recursion, stack exhaustion, and application crashes.

1.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-674

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • macos
  • pdf_editor
  • pdf_reader
  • windows

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Products
macospdf_editorpdf_readerwindows

1 version affected across 4 products

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-04-01: 2Technical Details · 2026-04-01: 204-01
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • CVEarity@CVEarity
    Disclosure

    ⚡ New CVE Alert: CVE-2026-3778 📊 Severity: 6.2 🚨 Risk Level: Medium 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-3778 #CVE-2026-3778 #CVE #Medium #CyberSecurity #InfoSec https://t.co/IcYW7d0qfR

    Post summary

    The post announces CVE‑2026‑3778 with basic severity metrics and a link to the NVD entry but provides no additional technical depth, exploit details, or mitigation information.

    0000031
    123 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-3778 The application does not detect or guard against cyclic PDF object references while handling JavaScript in PDF. When pages and annotations are crafted that reference ea… https://www.cve.org/CVERecord?id=CVE-2026-3778

    Post summary

    The text announces CVE-2026-3778, detailing how the application fails to detect cyclic PDF object references during JavaScript handling in PDFs, but provides no PoC, exploit, or patch information.

    00000104
    56.9K followersView on X
CPE platform detail4 entries

4 of 4 entries

PartVendorProductVersionTarget SWTarget HW
OSapplemacos---
Appfoxitpdf_editor---
Appfoxitpdf_reader---
OSmicrosoftwindows---

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