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CVE-2026-57472— Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in KUNBUS RevPiPyLoad

Quick assessment

Affected
KUNBUS RevPiPyLoad
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

KUNBUS RevPiPyLoad是KUNBUS公司的一款工业控制程序加载工具。 KUNBUS RevPiPyLoad 0.11.0及之前版本存在路径遍历漏洞，该漏洞源于文件管理功能中XML-RPC管理接口存在路径遍历问题，可能导致未经身份验证的本地攻击者以RevPiPyLoad守护进程权限删除任意文件，造成配置完整性丢失和拒绝服务。

CVSS 6.9 · Medium EPSS 0.17% · P5

Affected Version Matrix 1

VendorProduct Version RangeStatus
KUNBUS RevPiPyLoad ≤ 0.11.0 affected
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I. Basic Information for CVE-2026-57472

Vulnerability Information
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Vulnerability Title
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in KUNBUS RevPiPyLoad
Source: CVE Program / CVE List V5
Vulnerability Description
Nozomi Networks Labs identified a CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the file management functionality of the XML-RPC management interface of KUNBUS RevPiPyLoad in version 0.11.0 that allows a local unauthenticated attacker to delete arbitrary files with the privileges of the RevPiPyLoad daemon, resulting in loss of configuration integrity and denial of service, by sending crafted requests to the local management service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
KUNBUS RevPiPyLoad 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
KUNBUS RevPiPyLoad是KUNBUS公司的一款工业控制程序加载工具。 KUNBUS RevPiPyLoad 0.11.0及之前版本存在路径遍历漏洞，该漏洞源于文件管理功能中XML-RPC管理接口存在路径遍历问题，可能导致未经身份验证的本地攻击者以RevPiPyLoad守护进程权限删除任意文件，造成配置完整性丢失和拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
KUNBUS RevPiPyLoad 0 ~ 0.11.0 -

II. Public POCs for CVE-2026-57472

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III. Intelligence Information for CVE-2026-57472

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Vendor Advisories for CVE-2026-57472 (1)

Same Patch Batch · KUNBUS · 2026-08-14 · 6 CVEs total

CVE-2026-13196 7.3 HIGH Out-of-bounds Write in KUNBUS piControl
CVE-2026-13197 7.3 HIGH Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'
CVE-2026-57471 6.8 MEDIUM Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in KUNBUS R
CVE-2026-13198 5.9 MEDIUM Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'
CVE-2026-57469 5.1 MEDIUM Cross-Site Request Forgery (CSRF) in KUNBUS PiCtory

IV. Related Vulnerabilities

Same product: RevPiPyLoad
Same vendor: KUNBUS
Same weakness: CWE-22

V. Comments for CVE-2026-57472

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