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CVE-2026-5259— AutohomeCorp frostmourne Alarm Preview AlarmController.java server-side request forgery

Quick assessment

Affected
AutohomeCorp frostmourne
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.

Frostmourne是AutohomeCorp开源的一个多数据源监控告警系统。 Frostmourne 1.0及之前版本存在代码问题漏洞，该漏洞源于对文件frostmourne-monitor/src/main/java/com/autohome/frostmourne/monitor/controller/AlarmController.java的错误操作，可能导致服务端请求伪造攻击。

CVSS 6.3 · Medium EPSS 0.35% · P27

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-5259

Vulnerability Information
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Vulnerability Title
AutohomeCorp frostmourne Alarm Preview AlarmController.java server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in AutohomeCorp frostmourne up to 1.0. The affected element is an unknown function of the file frostmourne-monitor/src/main/java/com/autohome/frostmourne/monitor/controller/AlarmController.java of the component Alarm Preview. Executing a manipulation can lead to server-side request forgery. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Frostmourne 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Frostmourne是AutohomeCorp开源的一个多数据源监控告警系统。 Frostmourne 1.0及之前版本存在代码问题漏洞，该漏洞源于对文件frostmourne-monitor/src/main/java/com/autohome/frostmourne/monitor/controller/AlarmController.java的错误操作，可能导致服务端请求伪造攻击。
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
AutohomeCorp frostmourne 1.0 -

II. Public POCs for CVE-2026-5259

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III. Intelligence Information for CVE-2026-5259

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News Coverage for CVE-2026-5259 (1)

IV. Related Vulnerabilities

Same product: frostmourne
Same vendor: AutohomeCorp
Same weakness: CWE-918

V. Comments for CVE-2026-5259

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