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CVE-2026-75107— Grav Form Plugin before 9.1.19 Stored XSS via Field Properties

CVSS 5.4 · Medium EPSS 0.17% · P7

Possible ATT&CK Techniques 1AI

T1133 · External Remote Services

Affected Version Matrix 2

VendorProductVersion RangeStatus
getgravgrav< 9.1.19affected
9.1.19unaffected
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I. Basic Information for CVE-2026-75107

Vulnerability Information
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Vulnerability Title
Grav Form Plugin before 9.1.19 Stored XSS via Field Properties
Source: CVE Program / CVE List V5
Vulnerability Description
Grav Form Plugin before 9.1.19 fails to escape field-definition properties including prepend, append, spacer text, section text, and select option labels in form templates. Attackers with form authoring privileges can inject arbitrary HTML and JavaScript that executes for all form visitors through unescaped |raw filters and unquoted attributes.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Grav 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grav是Grav组织开源的一款基于文件的扁平化内容管理系统。 Grav 9.1.19之前版本存在跨站脚本漏洞，该漏洞源于未能转义表单模板中的字段定义属性（包括prepend、append、spacer text、section text和select option labels），可能导致具有表单编写权限的攻击者通过未转义的|raw过滤器和未加引号的属性注入任意HTML和JavaScript，并在所有表单访问者中执行。
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

VendorProductAffected VersionsCPESubscribe
getgravgrav 0 ~ 9.1.19 -

II. Public POCs for CVE-2026-75107

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III. Intelligence Information for CVE-2026-75107

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Vendor Advisories for CVE-2026-75107 (2)

Same Patch Batch · getgrav · 2026-08-18 · 14 CVEs total

CVE-2026-758379.1 CRITICALGrav before 2.0.14 Privilege Escalation via Group Access Field
CVE-2026-758368.8 HIGHGrav API Plugin before 1.0.14 Missing Authorization
CVE-2026-758278.8 HIGHGrav before 2.0.15 Arbitrary File Write via error_log
CVE-2026-758288.7 HIGHGrav before 2.0.15 Stored XSS via detectXss() Quote Bypass
CVE-2026-758298.1 HIGHgrav-plugin-api before 1.0.15 Twig SSTI via translate endpoint
CVE-2026-758317.6 HIGHGrav before 2.0.15 Stored XSS via audio/video source URL
CVE-2026-758307.1 HIGHgrav-plugin-api before 1.0.15 Path Traversal via batchCopy
CVE-2026-749075.9 MEDIUMGrav before 2.0.15 Path Traversal via plugin-asset-map.php
CVE-2026-758345.4 MEDIUMGrav before 2.0.14 Stored XSS via Invalid UTF-8 Byte
CVE-2026-749084.6 MEDIUMGrav plugin-api before 1.0.15 Script Injection via SVG
CVE-2026-758324.3 MEDIUMGrav API Plugin before 1.0.14 Authorization Bypass
CVE-2026-758354.3 MEDIUMGrav API Plugin before 1.0.14 Missing Authorization
CVE-2026-758334.2 MEDIUMGrav API Plugin Open Redirect via Backslash Bypass

IV. Related Vulnerabilities

Same product: grav
Same vendor: getgrav
Same weakness: CWE-79

V. Comments for CVE-2026-75107

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