CVE-2020-28724
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
Description
Open redirect vulnerability in werkzeug before 0.11.6 via a double slash in the URL.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 0.11.9+dfsg1-1 |
| debian | bullseye | fixed | 0.11.9+dfsg1-1 |
| debian | forky | fixed | 0.11.9+dfsg1-1 |
| debian | sid | fixed | 0.11.9+dfsg1-1 |
| debian | trixie | fixed | 0.11.9+dfsg1-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | werkzeug | <0.11.6 | 0.11.6 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-28724
- https://github.com/pallets/flask/issues/1639
- https://github.com/pallets/werkzeug/issues/822
- https://github.com/pallets/werkzeug/pull/890/files
- https://github.com/pallets/werkzeug
- https://github.com/pypa/advisory-database/tree/main/vulns/werkzeug/PYSEC-2020-157.yaml
- https://github.com/advisories/GHSA-3p3h-qghp-hvh2
- https://www.suse.com/security/cve/CVE-2020-28724.html
- https://security-tracker.debian.org/tracker/CVE-2020-28724
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.