CVE-2020-36939

HIGH 7.5

Cassandra Web 0.5.0 - Remote File Read

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-22
Vendor	avalanche123
Product	cassandra web
Published	Jan 27, 2026
Last Updated	Apr 7, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

avalanche123 / Cassandra Web

0.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49362 github.com: https://github.com/avalanche123/cassandra-web rubygems.org: https://rubygems.org/gems/cassandra-web/versions/0.5.0 vulncheck.com: https://www.vulncheck.com/advisories/cassandra-web-remote-file-read

Credits

Jeremy Brown