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CVE-2026-30812— Stored Cross-Site Scripting in Event Comments via Filter Bypass

Quick assessment

Affected
Pandora FMS Pandora FMS
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.

Pandora FMS是美国Pandora FMS公司的一套监控系统。该系统通过可视化的方式监控网络、服务器、虚拟基础架构和应用程序等。 Pandora FMS 777至800版本存在安全漏洞，该漏洞源于网页生成期间输入中和不当，可能导致存储型跨站脚本攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.18% · P8
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I. Basic Information for CVE-2026-30812

Vulnerability Information
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Vulnerability Title
Stored Cross-Site Scripting in Event Comments via Filter Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation vulnerability allows Stored Cross-Site Scripting via event comments. This issue affects Pandora FMS: from 777 through 800
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/S:N/AU:N/R:A/V:D/RE:L/U:Amber
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
Pandora FMS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pandora FMS是美国Pandora FMS公司的一套监控系统。该系统通过可视化的方式监控网络、服务器、虚拟基础架构和应用程序等。 Pandora FMS 777至800版本存在安全漏洞，该漏洞源于网页生成期间输入中和不当，可能导致存储型跨站脚本攻击。
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
Pandora FMS Pandora FMS 777 ~ 800 -

II. Public POCs for CVE-2026-30812

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III. Intelligence Information for CVE-2026-30812

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Vendor Advisories for CVE-2026-30812 (1)

Same Patch Batch · Pandora FMS · 2026-04-13 · 8 CVEs total

CVE-2026-34186 SQL Injection in Custom Fields leads to Database Compromise
CVE-2026-34188 OS Command Injection in Event Response Execution
CVE-2026-30809 OS Command Injection in WebServerModuleDebug via Blacklist Bypass leads to Remote Code Exe
CVE-2026-30811 Missing Authorization in Configuration Ajax Endpoint leads to Information Disclosure
CVE-2026-30804 Unrestricted File Upload in Extension Uploader leads to Remote Code Execution
CVE-2026-30813 SQL Injection in Module Search leads to Database Compromise
CVE-2026-30806 OS Command Injection in Network Report leads to Remote Code Execution

IV. Related Vulnerabilities

Same product: Pandora FMS
Same vendor: Pandora FMS
Same weakness: CWE-79

V. Comments for CVE-2026-30812

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