Tornado before 3.2.2 sends arbitrary responses that contain a fixed CSRF token and may be…
Priority LOW 34CWE-203Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-203.
Summary
Tornado before 3.2.2 sends arbitrary responses that contain a fixed CSRF token and may be sent with HTTP compression, which makes it easier for remote attackers to conduct a BREACH attack and determine this token via a series of crafted requests.
Why it matters now
EPSS 0.02521 84th percentileScored 2026-11-07
Fix Partial tornado (PyPI): 3.2.2Red Hat: 1 without a fix
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 |
| — | tornado (PyPI) | before 3.2.2 | 3.2.2 | Patch available | GHSA-8vpw-mgpf-mpvv |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- tornado (PyPI) Vendor— Affected before 3.2.2 Fixed in 3.2.2 Patch available GHSA-8vpw-mgpf-mpvv
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tornadoweb:tornado:*:*:*:*:*:*:*:* | before 3.2.2 | Vulnerable | tornadoweb |
- cpe:2.3:a:tornadoweb:tornado:*:*:*:*:*:*:*:* Versions before 3.2.2 Vulnerable ·tornadoweb
Remediation
- Fix · GHSA-8vpw-mgpf-mpvv tornado (PyPI) Fixed in 3.2.2 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Timeline
- 2026-10-02 Threatist record created from CVE-2014-9720
- 2026-10-03 Alias added: GHSA-8vpw-mgpf-mpvv
References
Patch 4
Advisory 2
More tornadoweb Tornado vulnerabilities
- TI-2026-24502 Tornado has a DoS due to too many multipart parts CVSS 4.0HIGH 8.7
- TI-2024-35317 Tornado has HTTP cookie parsing DoS vulnerability CVSS 3.1HIGH 7.5
- TI-2025-41422 Tornado is Vulnerable to Quadratic DoS via Crafted Multipart Parameters CVSS 3.1HIGH 7.5
- TI-2025-41421 Tornado is Vulnerable to Quadratic DoS via Repeated Header Coalescing CVSS 3.1HIGH 7.5
- TI-2025-29817 Tornado vulnerable to excessive logging caused by malformed multipart form data CVSS 3.1HIGH 7.5
- TI-2026-27646 In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path… CVSS 3.1HIGH 7.2
Sources
- CVE-2014-9720 · CVE Program
- CVE-2014-9720 · NVD
- FIRST EPSS
- GHSA-8vpw-mgpf-mpvv · GitHub Advisory Database · CC BY 4.0
- CVE-2014-9720 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences