Open Redirect in Palletsprojects Werkzeug
CVE-2020-28724
Open redirect vulnerability in werkzeug before 0.11.6 via a double slash in the URL.
Vulnerability class: Open Redirect
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/pallets/flask/issues/1639 (Exploit, Third Party Advisory, Issue Tracking)
- github.com/pallets/werkzeug/issues/822 (Third Party Advisory, Issue Tracking)
- github.com/pallets/werkzeug/pull/890/files (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-28724?
- CVE-2020-28724 is a medium-severity vulnerability in Palletsprojects Werkzeug, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-11-18.
- How severe is CVE-2020-28724?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-28724 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.