CVE-2020-19474
CVE-2020-19474 is a medium-severity vulnerability in Flowpaper Pdf2json with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (47th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-416
- Affected product: Flowpaper Pdf2json
- Published:
- Last modified:
Description
An issue has been found in function Gfx::doShowText in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an Use After Free .
Frequently asked questions
- What is CVE-2020-19474?
- An issue has been found in function Gfx::doShowText in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an Use After Free .
- How severe is CVE-2020-19474?
- CVE-2020-19474 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-19474 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-19474?
- CVE-2020-19474 affects Flowpaper Pdf2json. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-19474?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-19474 published?
- CVE-2020-19474 was published on 2021-07-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:flowpaper:pdf2json:0.70:*:*:*:*:*:*:*
More vulnerabilities in Flowpaper Pdf2json
- CVE-2020-23878 — Critical (CVSS 9.8): pdf2json v0.71 was discovered to contain a stack buffer overflow in the component XRef::fetch.
- CVE-2018-14947 — High (CVSS 8.8): An issue has been found in PDF2JSON 0.69. XmlFontAccu::CSStyle in XmlFonts.cc has Mismatched Memory Management Routines…
- CVE-2018-14946 — High (CVSS 8.8): An issue has been found in PDF2JSON 0.69. The HtmlString class in ImgOutputDev.cc has Mismatched Memory Management…
- CVE-2020-18750 — High (CVSS 7.8): Buffer overflow in pdf2json 0.69 allows local users to execute arbitrary code by converting a crafted PDF file.
- CVE-2020-23879 — High (CVSS 7.5): pdf2json v0.71 was discovered to contain a NULL pointer dereference in the component ObjectStream::getObject.
- CVE-2020-19475 — Medium (CVSS 5.5): An issue has been found in function CCITTFaxStream::lookChar in PDF2JSON 0.70 that allows attackers to cause a Denial…
All CVEs affecting Flowpaper Pdf2json →
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…