CVE-2019-1010083
mediumpriority · track · 31EPSS 0.018 · 79 %ileEUUSEPSS · scored 2026-10-27
The Pallets Project Flask before 1.0 is affected by: unexpected memory usage. The impact is: denial of service. The attack vector is: crafted encoded JSON data. The fixed version is: 1. NOTE: this may overlap CVE-2018-1000656.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- GHSA-5wv5-4vpf-pj6mPallets Project Flask is vulnerable to Denial of Service via Unexpected memory usage2019-07-19ghsa · osvUS
The Pallets Project Flask before 1.0 is affected by unexpected memory usage. The impact is denial of service. The attack vector is crafted encoded JSON data. The fixed version is 1. NOTE this may overlap CVE-2018-1000656.
- PYSEC-2019-1792019-07-17vendor · osvUS
The Pallets Project Flask before 1.0 is affected by: unexpected memory usage. The impact is: denial of service. The attack vector is: crafted encoded JSON data. The fixed version is: 1. NOTE: this may overlap CVE-2018-1000656.
also known as (6)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2019-1010083cnnvd
- https://www.auscert.org.au/bulletins/ESB-2023.2270cnnvd
- https://www.cybersecurity-help.cz/vdb/SB2021062302cnnvd
- https://www.palletsprojects.com/blog/flask-1-0-released/cnnvd
- https://www.palletsprojects.com/blog/flask-1-0-released/enisa_euvd
- https://www.palletsprojects.com/blog/flask-1-0-released/Release NotesVendor Advisorynvd
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