Directory Enumeration Vulnerability in Knowns by Known Dev
CVE-2026-88940

6.9MEDIUM

Key Information:

Vendor

Knowns-dev

Status
Knowns
Vendor
CVE Published:
10 September 2026

What is CVE-2026-88940?

The vulnerability present in Knowns prior to version 0.33.0 arises from inadequate validation of the path query parameter within the workspace browse endpoint. This flaw permits remote attackers to traverse through the directory structure of the host filesystem. By exploiting this vulnerability, attackers can locate project directories and potentially identify targets for further malicious actions, thereby increasing the risk of further exploitation and unauthorized access to sensitive data.

Affected Version(s)

knowns 0 <= 0.33.0

References

https://github.com/knowns-dev/knowns/security/advisories/...
vendor-advisory
https://github.com/knowns-dev/knowns/blob/v0.33.0/interna...
technical-description
https://www.vulncheck.com/advisories/knowns-through-0.33....
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tong Hoang Gia
.