CVE-2026-5344

| EUVD-2026-18346 MEDIUM
2026-04-02 [email protected] GHSA-hwj5-vvrp-w79h
5.3
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

3
Analysis Generated
Apr 02, 2026 - 15:22 vuln.today
EUVD ID Assigned
Apr 02, 2026 - 15:22 euvd
EUVD-2026-18346
CVE Published
Apr 02, 2026 - 15:16 nvd
MEDIUM 5.3

Tags

PHP Path Traversal

Description

A security vulnerability has been detected in Textpattern up to 4.9.1. Affected by this vulnerability is the function mt_uploadImage of the file rpc/TXP_RPCServer.php of the component XML-RPC Handler. The manipulation of the argument file.name leads to path traversal. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor confirmed the issue and will provide a fix in the upcoming release.

Analysis

Path traversal in Textpattern XML-RPC handler allows authenticated remote attackers to write arbitrary files via the file.name parameter in mt_uploadImage function, enabling potential code execution or sensitive file overwrite. Affects Textpattern up to version 4.9.1, with publicly available exploit code and vendor confirmation of the issue pending fix in an upcoming release.

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Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +26
POC: 0

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CVE-2026-5344 vulnerability details – vuln.today
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