CVE-2025-55296— LibreNMS allows stored XSS in Alert Template name field
Quick assessment
Affected
librenms librenms
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
LibreNMS是LibreNMS社区的一套基于PHP和MySQL的开源网络监控系统。该系统具有自定义警报、自动发现网络环境和自动更新等特点。 LibreNMS 25.6.0及之前版本存在跨站脚本漏洞，该漏洞源于Alert Template功能存在存储型跨站脚本，可能导致恶意代码执行。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1098 · Account Manipulation T1189 · Drive-by Compromise
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2025-55296
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
LibreNMS allows stored XSS in Alert Template name field
Source: CVE Program / CVE List V5
Vulnerability Description
librenms is a community-based GPL-licensed network monitoring system. A stored Cross-Site Scripting (XSS) vulnerability exists in LibreNMS (<= 25.6.0) in the Alert Template creation feature. This allows a user with the admin role to inject malicious JavaScript, which will be executed when the template is rendered, potentially compromising other admin accounts. This vulnerability is fixed in 25.8.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/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
LibreNMS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreNMS是LibreNMS社区的一套基于PHP和MySQL的开源网络监控系统。该系统具有自定义警报、自动发现网络环境和自动更新等特点。 LibreNMS 25.6.0及之前版本存在跨站脚本漏洞，该漏洞源于Alert Template功能存在存储型跨站脚本，可能导致恶意代码执行。
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
II. Public POCs for CVE-2025-55296
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2025-55296
请登录查看更多情报信息。
Vendor Advisories for CVE-2025-55296 (1)
IV. Related Vulnerabilities
Same product: librenms
-
CVE-2026-108715
LibreNMS through 26.9.1.1 Authorization Bypass via Smokeping -
CVE-2020-15875
LibreNMS SQL注入漏洞 -
CVE-2026-86427
LibreNMS before 26.8.0 Argument Injection via graph_title -
CVE-2026-86426
LibreNMS before 26.8.0 Authentication Bypass via API Token T -
CVE-2026-84194
LibreNMS 23.10.0 before 26.4.0 OS Command Injection via Host
Same vendor: librenms
-
CVE-2026-108715
LibreNMS through 26.9.1.1 Authorization Bypass via Smokeping -
CVE-2020-15875
LibreNMS SQL注入漏洞 -
CVE-2026-86427
LibreNMS before 26.8.0 Argument Injection via graph_title -
CVE-2026-86426
LibreNMS before 26.8.0 Authentication Bypass via API Token T -
CVE-2026-84194
LibreNMS 23.10.0 before 26.4.0 OS Command Injection via Host
Same weakness: CWE-79
-
CVE-2026-108852
Deep Chat through 2.5.1 XSS via Markdown Link Validation Byp -
CVE-2026-108725
Cheshire Cat AI core through 2.0.23 Stored XSS via uploads p -
CVE-2026-108722
open-computer-use through commit 610bac8 Stored XSS via log. -
CVE-2026-108566
InstantSoft icms2 Private Message index.tpl.php index cross -
CVE-2026-57742
WordPress Kids Planet theme <= 2.2.14.2 - Cross Site Scripti
V. Comments for CVE-2025-55296
No comments yet