--- title: "CVE-2026-111089: Apache Wicket - Stored XSS" description: "Apache Wicket 8.0.0 through 8.19.0, 9.0.0 through 9.24.0, and 10.0.0 through 10.11.0 contain a stored XSS caused by unescaped texts in JavaScript string literals and attribute values in resource bundles, letting attackers inject script in the application's origin, exploit requires attacker-controlled resource bundle entries." url: https://panop.io/threat-heartbeat/CVE-2026-111089/ --- # CVE-2026-111089 Apache Wicket - Stored XSS Apache Wicket 8.0.0 through 8.19.0, 9.0.0 through 9.24.0, and 10.0.0 through 10.11.0 contain a stored XSS caused by unescaped texts in JavaScript string literals and attribute values in resource bundles, letting attackers inject script in the application's origin, exploit requires attacker-controlled resource bundle entries. CVSS base score 7.6 /10 High CISA KEV Not listed Public exploit None known [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-111089) ## Details Type Stored XSS Impact Stored XSS CVSS vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Published 1 November 2026 Updated 3 November 2026 Weakness [CWE-79](https://cwe.mitre.org/data/definitions/79.html) ## Vendor fix Upgrade to Apache Wicket versions 8.20.0, 9.25.0, or 10.12.0 or later. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-111089](https://nvd.nist.gov/vuln/detail/CVE-2026-111089) - [https://lists.apache.org/thread.html/xyp4sm5mm7s618fktstb22577qxbmqw8](https://lists.apache.org/thread.html/xyp4sm5mm7s618fktstb22577qxbmqw8) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)