CVE-2026-0558: Unauthenticated File Upload in parisneo/lollms
A vulnerability in parisneo/lollms, up to and including version 2.2.0, allows unauthenticated users to upload and process files through the /api/files/extract-text endpoint. This endpoint does not enforce authentication, unlike other file-related endpoints, and lacks the Depends(getcurrentactiveuser) dependency. This issue can lead to denial of service (DoS) through resource exhaustion, information disclosure, and violation of the application's documented security policies.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-0558?
CVE-2026-0558 has a high severity rating due to the risk of unauthenticated file uploads.
How do I fix CVE-2026-0558?
To fix CVE-2026-0558, update to a version of parisneo/lollms later than 2.2.0 where authentication is enforced.
What types of attacks can be executed using CVE-2026-0558?
CVE-2026-0558 can lead to remote code execution, data exfiltration, or server compromise due to malicious file uploads.
Who is affected by CVE-2026-0558?
CVE-2026-0558 affects users of parisneo/lollms versions up to and including 2.2.0.
Is CVE-2026-0558 exploitable remotely?
Yes, CVE-2026-0558 is exploitable remotely since it allows unauthenticated users to upload files.