How severe is CVE-2019-5047?

CVE-2019-5047 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-5047 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5047?

CVE-2019-5047 affects Gonitro Nitropdf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-5047?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-5047 published?

CVE-2019-5047 was published on 2019-10-09 and last updated on 2026-06-17.

CVE-2019-5047

CVE-2019-5047 is a high-severity vulnerability in Gonitro Nitropdf with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Gonitro Nitropdf
Published: 2019-10-09
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2019-5047?: 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.
How severe is CVE-2019-5047?: CVE-2019-5047 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-5047 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5047?: CVE-2019-5047 affects Gonitro Nitropdf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-5047?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-5047 published?: CVE-2019-5047 was published on 2019-10-09 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0816

Affected products (1)

cpe:2.3:a:gonitro:nitropdf:12.2.1.522:*:*:*:*:*:*:*

More vulnerabilities in Gonitro Nitropdf

CVE-2013-2773 — High (CVSS 7.8): Nitro PDF 8.5.0.26: A specially crafted DLL file can facilitate Arbitrary Code Execution
CVE-2019-5053 — High (CVSS 7.8): An exploitable use-after-free vulnerability exists in the Length parsing function of NitroPDF. A specially crafted PDF…
CVE-2019-5050 — High (CVSS 7.8): A specifically crafted PDF file can lead to a heap corruption when opened in NitroPDF 12.12.1.522. With careful memory…
CVE-2019-5048 — High (CVSS 7.8): A specifically crafted PDF file can lead to a heap corruption when opened in NitroPDF 12.12.1.522. With careful memory…
CVE-2019-5046 — High (CVSS 7.8): A specifically crafted jpeg2000 file embedded in a PDF file can lead to a heap corruption when opening a PDF document…
CVE-2019-5045 — High (CVSS 7.8): A specifically crafted jpeg2000 file embedded in a PDF file can lead to a heap corruption when opening a PDF document…

All CVEs affecting Gonitro Nitropdf →

Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

Browse all CWE-416 (Use After Free) vulnerabilities →