Vulnerability in Webargs Project
CVE-2019-9710
An issue was discovered in webargs before 5.1.3, as used with marshmallow and other products. JSON parsing uses a short-lived cache to store the parsed JSON body. This cache is not thread-safe, meaning that incorrect JSON payloads could have been parsed for concurrent requests.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (65.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- webargs.readthedocs.io/en/latest/changelog.html (Third Party Advisory, Release Notes)
- github.com/marshmallow-code/webargs/issues/371 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2019-9710?
- CVE-2019-9710 is a high-severity vulnerability in Webargs Project, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 8.1/10. Published 2019-03-12.
- How severe is CVE-2019-9710?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2019-9710 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.