CVE-2026-14452— Open redirect and XSS via reset_url parameter
Quick assessment
Affected
Checkmk GmbH Checkmk
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.
在 Checkmk 版本 2.5.0p15 以下、2.4.0p38 以下、2.3.0p51 以下以及 2.2.0（已停止维护）中，Setup 模块的页面内搜索功能对 参数缺乏适当的验证。攻击者可借此诱使拥有 Setup 访问权限的已认证用户打开特制的 URL，并点击“重置”按钮或提交空搜索，从而在该用户的会话中执行任意脚本，或将该用户重定向至任意外部网站。
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1566.002 · Spearphishing LinkAffected Version Matrix 4
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Checkmk GmbH | Checkmk | 2.5.0< 2.5.0p15 |
affected |
2.4.0< 2.4.0p38 |
affected | ||
2.3.0< 2.3.0p51 |
affected | ||
2.2.0 |
affected |
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I. Basic Information for CVE-2026-14452
Vulnerability Information
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Vulnerability Title
Open redirect and XSS via reset_url parameter
Source: CVE Program / CVE List V5
Vulnerability Description
Improper validation of the reset_url parameter of the Setup in-page search in Checkmk <2.5.0p15, <2.4.0p38, <2.3.0p51 and 2.2.0 (EOL) allows an attacker to execute arbitrary script in the session of an authenticated user with Setup access, or to redirect that user to an arbitrary external site, by tricking the user into opening a crafted URL and clicking the Reset button or submitting an empty search.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:L/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Checkmk GmbH | Checkmk | 2.5.0 ~ 2.5.0p15 | - |
|
II. Public POCs for CVE-2026-14452
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-14452 (1)
-
🔗 Werk #22314: Fix open redirect and XSS via reset_url parameter vendor-advisory
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V. Comments for CVE-2026-14452
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