CVE-2026-42509— Apache Wicket: crafted strings can break out of the JavaScript sequence
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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: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
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: NVD (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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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
- CVE-2026-39816
Apache NiFi: Missing Execute Code Required Permission on Tin - CVE-2026-25199
Apache CloudStack: Proxmox Extension Allows Unauthorized Cro - CVE-2026-25077
Apache CloudStack: Unauthenticated Command Injection in Dire - CVE-2025-69233
Apache CloudStack: Domain/account resources limits not honor - CVE-2025-66467
Apache CloudStack: MinIO policy remains intact on bucket del
Same weakness: CWE-79
- CVE-2026-42455
LinkWarden: Stored XSS via Client-Side Archive Upload (Unsan - CVE-2026-42451
Grimmory: Stored XSS via Malicious EPUB Enables Session Toke - CVE-2026-42556
Postiz stored XSS in public preview page - CVE-2026-42224
ipl/web is vulnerable to reflected XSS by malformed search r - CVE-2026-42192
Plunk: Stored XSS in campaign view
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