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CVE-2026-120349— dayrui XunRuiCMS Mobile Site Directory index.php str_replace code injection

Quick assessment

Affected

dayrui XunRuiCMS

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.

在大日瑞讯（dayrui）XunRuiCMS 4.7.4 及更早版本中发现了一个安全漏洞。该漏洞影响移动站点目录组件中文件内的函数。攻击者通过操纵参数可实施代码注入。此攻击可远程发起，且利用代码已公开，可能被用于实际攻击。厂商虽在披露初期即被联系，但至今未作出任何回应。

CVSS 7.3 · High Updated Nov 02, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

dayrui XunRuiCMS Mobile Site Directory index.php str_replace code injection

Source: CVE Program / CVE List V5

Vulnerability Description

A security flaw has been discovered in dayrui XunRuiCMS up to 4.7.4. Affected by this issue is the function str_replace of the file /var/www/html/zzmob/index.php of the component Mobile Site Directory. The manipulation of the argument dirname results in code injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

对生成代码的控制不恰当(代码注入)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
dayrui	XunRuiCMS	4.7.0	`cpe:2.3:a:xunruicms:xunruicms::::::::`

II. Public POCs for CVE-2026-120349

#	POC Description	Source Link	Shenlong Link

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No public POC found.

III. Intelligence Information for CVE-2026-120349

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Proof of Concept for CVE-2026-120349 (1)

CVE-2026-120349 | dayrui XunRuiCMS up to 4.7.4 Mobile Site Directory index.php str_replace dirname code injection vdb-entry technical-description

Other References for CVE-2026-120349 (4)

https://github.com/tiranbge/disclosure-xunruicms-4.7.2/blob/master/reports/2.md exploit
https://vuldb.com/cve/CVE-2026-120349 third-party-advisory
https://vuldb.com/vuln/429673/cti signature permissions-required
https://vuldb.com/submit/1016299 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-120349

Same Patch Batch · dayrui · 2026-11-02 · 3 CVEs total

CVE-2026-120347	7.3 HIGH	dayrui XunRuiCMS Member View.php View sql injection
CVE-2026-120348	7.3 HIGH	dayrui XunRuiCMS Email Template Rendering Notice.php _get_tpl_content code injection

IV. Related Vulnerabilities

Same product: XunRuiCMS

Same vendor: dayrui

Same weakness: CWE-94