flask-oidc version 0.1.2 and earlier is vulnerable to an open redirect
Priority LOW 34CWE-601Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-601.
Summary
flask-oidc version 0.1.2 and earlier is vulnerable to an open redirect
Why it matters now
EPSS 0.00811 57th percentileScored 2026-11-07
Fix Fixed flask-oidc (PyPI): 1.0.0
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | flask-oidc (PyPI) | before 1.0.0 | 1.0.0 | Patch available | GHSA-f9q6-69fh-4w5w |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- flask-oidc (PyPI) Vendor— Affected before 1.0.0 Fixed in 1.0.0 Patch available GHSA-f9q6-69fh-4w5w
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:flask-oidc_project:flask-oidc:*:*:*:*:*:*:*:* | up to 0.1.2 | Vulnerable | Flask-oidc Project |
- cpe:2.3:a:flask-oidc_project:flask-oidc:*:*:*:*:*:*:*:* Versions up to 0.1.2 Vulnerable ·Flask-oidc Project
Remediation
- Fix · GHSA-f9q6-69fh-4w5w flask-oidc (PyPI) Fixed in 1.0.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1000001
- 2026-10-03 Alias added: GHSA-f9q6-69fh-4w5w
References
Sources
- CVE-2016-1000001 · CVE Program
- CVE-2016-1000001 · NVD
- FIRST EPSS
- GHSA-f9q6-69fh-4w5w · GitHub Advisory Database · CC BY 4.0
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