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CVE-2026-62234— Grav < 2.0.4 SSRF via Unrestricted cURL Protocols

Quick assessment

Affected
getgrav grav
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

getgrav Grav是getgrav个人开发者开源的一套可扩展的内容管理系统。 getgrav Grav 2.0.4之前版本存在服务端请求伪造漏洞，该漏洞源于未限制webhook分发中的cURL协议，允许拥有api.webhooks.write权限的经过身份验证的用户创建包含file://、dict://或gopher:// URL的webhook。攻击者可触发webhook事件读取本地文件、访问进程信息或通过不受限制的协议处理程序转向内部服务。

CVSS 8.1 · High EPSS 0.40% · P31

Affected Version Matrix 2

VendorProduct Version RangeStatus
getgrav grav < 2.0.4 affected
2.0.4 unaffected
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I. Basic Information for CVE-2026-62234

Vulnerability Information
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Vulnerability Title
Grav < 2.0.4 SSRF via Unrestricted cURL Protocols
Source: CVE Program / CVE List V5
Vulnerability Description
Grav before 2.0.4 fails to restrict cURL protocols in webhook dispatch, allowing authenticated users with api.webhooks.write permission to create webhooks with file://, dict://, or gopher:// URLs. Attackers can trigger webhook events to read local files, access process information, or pivot to internal services via unrestricted protocol handlers.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
getgrav Grav 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
getgrav Grav是getgrav个人开发者开源的一套可扩展的内容管理系统。 getgrav Grav 2.0.4之前版本存在服务端请求伪造漏洞，该漏洞源于未限制webhook分发中的cURL协议，允许拥有api.webhooks.write权限的经过身份验证的用户创建包含file://、dict://或gopher:// URL的webhook。攻击者可触发webhook事件读取本地文件、访问进程信息或通过不受限制的协议处理程序转向内部服务。
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
getgrav grav 0 ~ 2.0.4 -

II. Public POCs for CVE-2026-62234

# POC Description Source Link Shenlong Link
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Reproduced successfully in a real sandbox · Below is the actual recording of building the environment and exploiting the vulnerability.
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Qwen3.6-35B-A3B · 10314 chars
Pro+ exclusive includes:
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III. Intelligence Information for CVE-2026-62234

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Vendor Advisories for CVE-2026-62234 (2)

Same Patch Batch · getgrav · 2026-07-17 · 10 CVEs total

CVE-2026-62233 8.8 HIGH grav-plugin-api < 1.0.6 Privilege Escalation via createApiKey
CVE-2026-62231 8.1 HIGH Grav < 1.0.6 API Key Scope Bypass via ApiKeyAuthenticator
CVE-2026-62386 7.5 HIGH Grav < 1.0.0-rc.16 Authentication Bypass via token URL Parameter
CVE-2026-62230 7.5 HIGH Grav < 2.0.4 File Access Bypass via Case Variation
CVE-2026-62232 7.4 HIGH Grav < 2.0.4 2FA Bypass via Secret Regeneration
CVE-2026-62387 7.1 HIGH Grav < 1.0.0-rc.16 CORS Misconfiguration via API Plugin
CVE-2026-62237 6.5 MEDIUM Grav < 2.0.4 ReDoS via regex_replace in Sandbox
CVE-2026-62235 6.3 MEDIUM Grav Flex-Objects < 1.4.3 Authorization Bypass via API
CVE-2026-62236 5.4 MEDIUM grav-plugin-login < 3.8.11 CSRF via regenerate2FASecret

IV. Related Vulnerabilities

Same product: grav
Same vendor: getgrav
Same weakness: CWE-918

V. Comments for CVE-2026-62234

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