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CVE-2026-43646

HIGH

CVE-2026-43646 is a high-severity (CVSS 7.5) vulnerability in org.apache.wicket:wicket-parent. O3 Security confirms whether CVE-2026-43646 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

Apache Wicket: crafted URLs can bypass PackageResourceGuard

Also known asGHSA-jvv4-8wxx-m5r6
Published
May 6, 2026
Updated
Jul 15, 2026
Affected
3 pkgs
Patched
1 / 3
Exploits
None indexed

Blast Radius

3 pkgs affected
org.apache.wicket:wicket-parentorg.apache.wicket:wicket-parentorg.apache.wicket:wicket-parent

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Wicket.

This issue affects Apache Wicket: from 8.0.0 through 8.17.0, from 9.0.0 through 9.22.0, from 10.0.0 through 10.8.0.

Users are recommended to upgrade to version 10.9.0, which fixes the issue.

Affected Packages

3 total 1 fixed
EcosystemPackageVulnerable rangeFix
Mavenorg.apache.wicket:wicket-parent8.0.0-M1No fix
Mavenorg.apache.wicket:wicket-parent9.0.0-M1No fix
Mavenorg.apache.wicket:wicket-parent10.0.0-M1&&< 10.9.010.9.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.apache.wicket:wicket-parent. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    No patched version of org.apache.wicket:wicket-parent has shipped for CVE-2026-43646 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether CVE-2026-43646 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to CVE-2026-43646. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Wicket. This issue affects Apache Wicket: from 8.0.0 through 8.17.0, from 9.0.0 through 9.22.0, from 10.0.0 through 10.8.0. Users are recommended to upgrade to version 10.9.0, which fixes the issue.
O3 Security · Impact-Aware SCA

Is CVE-2026-43646 in your dependencies?

O3 detects CVE-2026-43646 across Maven dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.