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CVE-2026-86305— light0011 cms Upload.class.php upload unrestricted upload

Quick assessment

Affected
light0011 cms
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 light0011 cms（版本标识：c774dce31c6df0055568a8d5c53d964d99be199d / f72cf46f601efb2a0618c3814cc2f61380b38930）中发现了一个安全漏洞。 该问题影响 文件中的 函数。通过相关操作可触发不受限定的文件上传漏洞。攻击者可通过远程方式发起攻击。 该漏洞的利用代码（exploit）已公开，可被用于实际攻击。 由于该产品采用滚动发布（rolling release）策略以支持持续交付，因此无法明确指定受影响或已修复的具体版本号。

CVSS 7.3 · High

Possible ATT&CK Techniques 1 AI

T1063

Affected Version Matrix 2

VendorProduct Version RangeStatus
light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d affected
f72cf46f601efb2a0618c3814cc2f61380b38930 affected
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I. Basic Information for CVE-2026-86305

Vulnerability Information
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Vulnerability Title
light0011 cms Upload.class.php upload unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d/f72cf46f601efb2a0618c3814cc2f61380b38930. Affected by this issue is the function Upload::upload of the file ThinkPHP/Library/Think/Upload.class.php. Performing a manipulation results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.
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
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d cpe:2.3:a:light0011:cms:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-86305

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III. Intelligence Information for CVE-2026-86305

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Vendor Advisories for CVE-2026-86305 (1)

Proof of Concept for CVE-2026-86305 (2)

News Coverage for CVE-2026-86305 (1)

Other References for CVE-2026-86305 (1)

Same Patch Batch · light0011 · 2026-09-07 · 4 CVEs total

CVE-2026-86306 7.3 HIGH light0011 cms Cookie Helper UserModel.class.php improper authentication
CVE-2026-86308 5.3 MEDIUM light0011 cms Debug Mode config.php information disclosure
CVE-2026-86307 4.3 MEDIUM light0011 cms cross-site request forgery

IV. Related Vulnerabilities

Same product: cms
Same vendor: light0011
Same weakness: CWE-434

V. Comments for CVE-2026-86305

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