CVE-2024-4267: A remote code execution (RCE) vulnerability exists in the parisneo/lollms-webui, specifically within the 'open

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2024-4267 is a critical-severity flaw (CVSS 9.8) affecting lollms-webui. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A remote code execution (RCE) vulnerability exists in the parisneo/lollms-webui, specifically within the 'open_file' module, version 9.5. The vulnerability arises due to improper neutralization of special elements used in a command within the 'open_file' function. An attacker can exploit this vulnerability by crafting a malicious file path that, when processed by the 'open_file' function, executes arbitrary system commands or reads sensitive file

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.5% (top 26%)
CISA exploited list	No
Weakness	CWE-77
Published	2024-05-22
Last modified	2026-06-17

Publisher (CNA): huntr.dev · Vendor: lollms

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-05-22 20:15 UTCPublished CVE record published
2026-06-17 08:01 UTCUpdated Record last modified

lollms lollms-webui DOWNGRADE

Affected: 9.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.5

1. Check installed version

apt-cache policy lollms-webui || rpm -q lollms-webui || lollms-webui --version

2. No fixed release: DOWNGRADE to a release before 9.5 (Debian / Ubuntu)

apt-cache madison lollms-webui sudo apt install lollms-webui=<VERSION_BEFORE_9.5> sudo apt-mark hold lollms-webui

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list lollms-webui sudo dnf downgrade lollms-webui-<VERSION_BEFORE_9.5> sudo dnf versionlock add lollms-webui

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-4267?

lollms-webui: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-4267 being exploited?

CVE-2024-4267 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-4267 affect?

CVE-2024-4267 affects lollms-webui. Severity is critical (CVSS 9.8). A remote code execution (RCE) vulnerability exists in the parisneo/lollms-webui, specifically within the 'open_file' module, version 9.5. The vulnerability arises due to improper neutralization of special elements used in a command within t

How urgent is CVE-2024-4267?

Priority 63/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-6971 MEDIUM 4.4 DOWNGRADE A path traversal vulnerability exists in the parisneo/lollms-webui repository, specifically in the `lollms_fil
CVE-2024-5125 HIGH 7.3 DOWNGRADE parisneo/lollms-webui version 9.6 is vulnerable to Cross-Site Scripting (XSS) and Open Redirect due to inadequ
CVE-2024-4841 LOW 3.3 DOWNGRADE A Path Traversal vulnerability exists in the parisneo/lollms-webui, specifically within the 'add_reference_to_
CVE-2024-4403 HIGH 8.8 DOWNGRADE A Cross-Site Request Forgery (CSRF) vulnerability exists in the restart_program function of the parisneo/lollm
CVE-2024-1646 HIGH 8.2 UPGRADE parisneo/lollms-webui is vulnerable to authentication bypass due to insufficient protection over sensitive end

References

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