CVE-2026-0558 — Vulnerability in lollms — CVE Details

CRITICAL

Published March 29, 2026Updated July 13, 2026Source: osv

Summary

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(get_current_active_user)` dependency. This issue can lead to denial of service (DoS) through resource exhaustion, information disclosure, and violation of the application's documented security policies.

Advisory Timeline

First published March 29, 2026 (197 days ago).
Last revised July 13, 2026 — 106 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

pip

Update lollms to 2.1.1 or later

pip install "lollms>=2.1.1"

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: pypi (1).

Package	Ecosystem	Affected	Fixed In
lollms	pypi	1.1.10, 1.1.11, 1.1.12, 1.1.13 (+114 more)	2.1.1

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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

References

Frequently Asked Questions

What is CVE-2026-0558?: This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2026-0558?: CVE-2026-0558 affects lollms. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-0558 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score

9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

PYSEC-2026-2198

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