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TI-2019-03509 Aliases CVE-2019-5047GHSA-4386-ccwc-33g5

Use after free in NitroPDF

Priority LOW 37CWE-416Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.

Summary

An exploitable Use After Free vulnerability exists in the CharProcs parsing functionality of NitroPDF. A specially crafted PDF can cause a type confusion, resulting in a Use After Free. An attacker can craft a malicious PDF to trigger this vulnerability.

Why it matters now

EPSS 0.01331 71st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
—NitroPDFNitroPDF 12.2.1.522—No fix listedCNA
  • NitroPDF Vendor— Affected NitroPDF 12.2.1.522 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:gonitro:nitropdf:12.2.1.522:*:*:*:*:*:*:*12.2.1.522VulnerableGonitro
  • cpe:2.3:a:gonitro:nitropdf:12.2.1.522:*:*:*:*:*:*:* Versions 12.2.1.522 Vulnerable ·Gonitro

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-5047
  2. 2026-10-03 Alias added: GHSA-4386-ccwc-33g5

References

Exploit 1

  • TI-2019-03512 Heap-based buffer overflow in NitroPDF CVSS 3.1HIGH 7.8
  • TI-2019-03510 Heap-based buffer overflow in NitroPDF CVSS 3.1HIGH 7.8
  • TI-2019-03508 Heap-based buffer overflow in NitroPDF CVSS 3.1HIGH 7.8
  • TI-2019-03507 Heap-based buffer overflow in NitroPDF CVSS 3.1HIGH 7.8
  • TI-2019-03515 Use after free in NitroPDF CVSS 3.1HIGH 7.8
  • TI-2013-02423 Nitro PDF 8.5.0.26: A specially crafted DLL file can facilitate Arbitrary Code Execution CVSS 3.1HIGH 7.8
See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences