CVE-2026-42509— Apache Wicket: crafted strings can break out of the JavaScript sequence
Possible ATT&CK Techniques 1AI
T1189 · Drive-by CompromiseAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Wicket | 8.0.0≤ 8.17.0 | affected |
9.0.0≤ 9.22.0 | affected | ||
10.0.0≤ 10.8.0 | affected |
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I. Basic Information for CVE-2026-42509
Vulnerability Information
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Vulnerability Title
Apache Wicket: crafted strings can break out of the JavaScript sequence
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Apache Wicket. This issue affects Apache Wicket: from 8.0.0 through 8.17.0, 9.0.0, from 10.0.0 through 10.8.0. Users are recommended to upgrade to version 10.9.0, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
Apache Wicket 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Wicket是美国阿帕奇（Apache）基金会的一套开源、轻量、基于组件的框架，它提供了一种面向对象的方式来开发基于Web的动态UI应用程序。 Apache Wicket 8.0.0至8.17.0版本、9.0.0版本和10.0.0至10.8.0版本存在跨站脚本漏洞，该漏洞源于网页生成过程中输入中和不当，可能导致跨站脚本攻击。
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 |
|---|---|---|---|---|
| Apache Software Foundation | Apache Wicket | 8.0.0 ~ 8.17.0 | - |
II. Public POCs for CVE-2026-42509
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2026-42509 (1)
Same Patch Batch · Apache Software Foundation · 2026-05-06 · 4 CVEs total
| CVE-2026-43975 | Apache Wicket: Possible malicious path traversal in FolderUploadsFileManager | |
| CVE-2026-43646 | Apache Wicket: crafted URLs can bypass PackageResourceGuard | |
| CVE-2026-40010 | Apache Wicket: possible session fixation using AuthenticatedWebSession |
IV. Related Vulnerabilities
Same product: Apache Wicket
- CVE-2026-40010
Apache Wicket: possible session fixation using Authenticated - CVE-2026-43646
Apache Wicket: crafted URLs can bypass PackageResourceGuard - CVE-2026-43975
Apache Wicket: Possible malicious path traversal in FolderUp - CVE-2024-53299
Apache Wicket: An attacker can intentionally trigger a memor - CVE-2024-36522
Apache Wicket: Remote code execution via XSLT injection
Same vendor: Apache Software Foundation
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Apache HBase: Missing scanner instance owner check in thrift - CVE-2026-46452
Apache NimBLE: Mesh Proxy SAR reassembly unbounded append an - CVE-2026-45816
Apache NimBLE: NULL pointer dereference vulnerability in SMP - CVE-2026-45815
Apache NimBLE: Remote reachable assertion in ATT Read Multip - CVE-2026-45813
Apache NimBLE: Incorrect data validation in BASS add/modify
Same weakness: CWE-79
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Milkdown < 7.21.3 DOM XSS via innerHTML Assignment - CVE-2026-57530
Milkdown < 7.21.3 Stored XSS via javascript: URL in link hre - CVE-2026-8308
Reflected XSS Polen Media's Website Template - CVE-2026-55730
Loytec LWEB802: Reflected Cross-Site Scripting in LWEB802 - CVE-2026-12496
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V. Comments for CVE-2026-42509
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