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Vulnerabilities

Vulnerability · CVE-2026-0558

A vulnerability in parisneo/lollms, up to and including version 2.2.0, allows unauthenticated users to upload and process files through the endpoint.

Published Mar 29, 2026 · catalog updated Jun 17, 2026 · A vulnerability in parisneo/lollms,

Check if you run it

No confirmed exploitation is on record for CVE-2026-0558. EPSS is 2.05%. Act only if a listed version of A vulnerability in parisneo/lollms, is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A vulnerability in parisneo/lollms,).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
2.05%
Remediation
Advisory link
Affected products
cpe lollms/lollms

A vulnerability in parisneo/lollms, up to and including version 2.2.0, allows unauthenticated users to upload and process files through the endpoint. This endpoint does not enforce authentication, unlike other file-related endpoints, and lacks the dependency. This issue can lead to denial of service (DoS) through resource exhaustion, information disclosure, and violation of the application's documented security policies.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe lollms/lollmsversion unspecified

How to fix CVE-2026-0558

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-0558. EPSS is 2.05%. Act only if a listed version of A vulnerability in parisneo/lollms, is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-287: Improper Authentication. EPSS 2.05%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 29, 2026 · NIST NVD

    Detected

    A vulnerability in parisneo/lollms, up to and including version 2.2.0, allows unauthenticated users to upload and process files through the endpoint. This endpoint does not enforce authentication, unlike other file-related endpoints, and lacks the dependency. This issue can lead to denial of service (DoS) through resource exhaustion, information disclosure, and violation of the application's docum

  2. Jun 17, 2026 · NIST NVD

    Updated

    A vulnerability in parisneo/lollms, up to and including version 2.2.0, allows unauthenticated users to upload and process files through the endpoint. This endpoint does not enforce authentication, unlike other file-related endpoints, and lacks the dependency. This issue can lead to denial of service (DoS) through resource exhaustion, information disclosure, and violation of the application's docum

Sources

  • CVE.orgVulnerability recordCVE-2026-0558

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-0558

    30-day exploitation probability 2.0%

    first.org
  • NIST NVDVulnerability recordCVE-2026-0558

    A vulnerability in parisneo/lollms, up to and including version 2.2.0, allows unauthenticated users to upload and process files through the endpoint. This endpoint does not enforce authentication, unlike other file-related endpoints, and lacks the `Depen

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.