Cassandra Web 0.5.0 - Remote File Read
Priority MEDIUM 49CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-22 and the CVSS impact.
Summary
Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02977 87th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| avalanche123 | Cassandra Web | 0.5.0 | — | No fix listed | CNA |
| — | cassandra-web (RubyGems) | up to 0.5.0 | — | No fix listed | GHSA-8mfv-xhp5-48q9 |
- Cassandra Web Vendoravalanche123 Affected 0.5.0 Fixed in — No fix listed CNA
- cassandra-web (RubyGems) Vendor— Affected up to 0.5.0 Fixed in — No fix listed GHSA-8mfv-xhp5-48q9
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-36939
- 2026-10-03 Alias added: GHSA-8mfv-xhp5-48q9
References
Sources
- CVE-2020-36939 · CVE Program
- CVE-2020-36939 · NVD
- FIRST EPSS
- GHSA-8mfv-xhp5-48q9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences