CVE-2021-39209— Bypassable CSRF protection
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I. Basic Information for CVE-2021-39209
Vulnerability Information
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Vulnerability Title
Bypassable CSRF protection
Source: NVD (National Vulnerability Database)
Vulnerability Description
GLPI is a free Asset and IT management software package. In versions prior to 9.5.6, a user who is logged in to GLPI can bypass Cross-Site Request Forgery (CSRF) protection in many places. This could allow a malicious actor to perform many actions on GLPI. This issue is fixed in version 9.5.6. There are no workarounds aside from upgrading.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨站请求伪造(CSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
GLPI 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GLPI是个人开发者的一款开源IT和资产管理软件。该软件提供功能全面的IT资源管理接口，你可以用它来建立数据库全面管理IT的电脑，显示器，服务器，打印机，网络设备，电话，甚至硒鼓和墨盒等。 GLPI 存在跨站请求伪造漏洞，该漏洞源于 GLPI 在 9.5.6 之前的版本中，登录 GLPI 的用户可以在许多地方绕过跨站请求伪造 (CSRF) 保护。 这可能允许恶意行为者对 GLPI 执行许多操作。
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 |
|---|---|---|---|---|
| glpi-project | glpi | < 9.5.6 | - |
II. Public POCs for CVE-2021-39209
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://github.com/glpi-project/glpi/releases/tag/9.5.6x_refsource_MISC
- https://github.com/glpi-project/glpi/security/advisories/GHSA-5qpf-32w7-c56px_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-39209
Same Patch Batch · glpi-project · 2021-09-15 · 4 CVEs total
| CVE-2021-39213 | 6.8 MEDIUM | IP restriction on GLPI API Bypass with custom header injection |
| CVE-2021-39210 | 6.5 MEDIUM | Autologin cookie accessible by scripts |
| CVE-2021-39211 | 5.3 MEDIUM | Disclosure of GLPI and server information in telemetry endpoint |
IV. Related Vulnerabilities
Same product: glpi
- CVE-2026-29047
GLPI has an Authenticated SQL Injection via log exports - CVE-2026-26263
GLPI has an Unauthenticated SQL Injection via Search engine - CVE-2026-26027
GLPI has an Unauthenticated Stored XSS via inventory - CVE-2026-26026
GLPI has a Server-Side Template Injection via Double-Compila - CVE-2026-25932
GLPI has Stored XSS in Supplier 'Website' field
Same vendor: glpi-project
- CVE-2026-29047
GLPI has an Authenticated SQL Injection via log exports - CVE-2026-26263
GLPI has an Unauthenticated SQL Injection via Search engine - CVE-2026-26027
GLPI has an Unauthenticated Stored XSS via inventory - CVE-2026-26026
GLPI has a Server-Side Template Injection via Double-Compila - CVE-2026-25932
GLPI has Stored XSS in Supplier 'Website' field
Same weakness: CWE-352
- CVE-2021-47953
OpenCart 3.0.3.7 Cross-Site Request Forgery via account/pass - CVE-2021-47946
OpenCart 3.0.36 Account Takeover via Cross Site Request Forg - CVE-2022-50955
WordPress Plugin Curtain 1.0.2 Cross-site Request Forgery - CVE-2026-8194
osTicket Dispatcher class.dispatcher.php cross-site request - CVE-2026-42286
Emlog: Cross-Site Request Forgery in Admin Functions
V. Comments for CVE-2021-39209
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