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CVE-2026-7317— Grav CMS Cache Value FileCache.php doGet deserialization

Quick assessment

Affected
Grav 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.

Grav CMS是Grav开源的一个基于文件的扁平化内容管理系统。 Grav CMS 1.7.49.5及之前版本和2.0.0-beta.1及之前版本存在输入验证错误漏洞，该漏洞源于组件Cache Value Handler中文件system/src/Grav/Framework/Cache/Adapter/FileCache.php的函数FileCache::doGet操作导致反序列化，可能允许远程攻击。

CVSS 5.0 · Medium EPSS 0.36% · P28

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 9

VendorProduct Version RangeStatus
Grav CMS 1.7.49.0 affected
1.7.49.1 affected
1.7.49.2 affected
1.7.49.3 affected
1.7.49.4 affected
1.7.49.5 affected
2.0.0-beta.0 affected
2.0.0-beta.1 affected
… +1 more rows
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I. Basic Information for CVE-2026-7317

Vulnerability Information
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Vulnerability Title
Grav CMS Cache Value FileCache.php doGet deserialization
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Grav CMS up to 1.7.49.5/2.0.0-beta.1. Affected by this vulnerability is the function FileCache::doGet of the file system/src/Grav/Framework/Cache/Adapter/FileCache.php of the component Cache Value Handler. The manipulation results in deserialization. The attack may be launched remotely. The attack requires a high level of complexity. The exploitation appears to be difficult. The exploit has been made public and could be used. Upgrading to version 2.0.0-beta.2 addresses this issue. The patch is identified as c66dfeb5f. The affected component should be upgraded.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Grav CMS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grav CMS是Grav开源的一个基于文件的扁平化内容管理系统。 Grav CMS 1.7.49.5及之前版本和2.0.0-beta.1及之前版本存在输入验证错误漏洞，该漏洞源于组件Cache Value Handler中文件system/src/Grav/Framework/Cache/Adapter/FileCache.php的函数FileCache::doGet操作导致反序列化，可能允许远程攻击。
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
Grav CMS 1.7.49.0 -

II. Public POCs for CVE-2026-7317

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III. Intelligence Information for CVE-2026-7317

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Vendor Advisories for CVE-2026-7317 (1)

Proof of Concept for CVE-2026-7317 (1)

IV. Related Vulnerabilities

Same product: CMS
Same vendor: Grav
Same weakness: CWE-502

V. Comments for CVE-2026-7317

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