Is CVE-2025-34111 actively exploited?

CVE-2025-34111 has no public evidence of in-the-wild exploitation as of 2025-10-03.

What is the CVSS score for CVE-2025-34111?

CVE-2025-34111 has a CVSS score of 9.3 (CRITICAL severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

How do I patch CVE-2025-34111?

Patch guidance is available from tiki security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-34111.

Which products are affected by CVE-2025-34111?

1 product: tiki tikiwiki cms\/groupware.

Fix CVE-2025-34111 - CRITICAL tiki tikiwiki cms\/groupware

Description

An unauthenticated arbitrary file upload vulnerability exists in Tiki Wiki CMS Groupware version 15.1 and earlier via the ELFinder component's default connector (connector.minimal.php), which allows remote attackers to upload and execute malicious PHP scripts in the context of the web server. The vulnerable component does not enforce file type validation, allowing attackers to craft a POST request to upload executable PHP payloads through the ELFinder interface exposed at /vendor_extra/elfinder/.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-20 · Improper Input Validation CWE-306 · Missing Authentication CWE-434 · Unrestricted File Upload CWE-434 · Unrestricted File Upload

Metadata

Primary Vendor: TIKI
Published: 7/15/2025
Last Modified: 10/3/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-34111

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary