{"answers":{"affected":"It affects 1 product.","exploited":"There is no known exploitation of CVE-2023-4423 in the wild and no public exploit code.","fix":"No fix has been published for CVE-2023-4423 yet. Limit exposure of the affected software until one is available.","what":"CVE-2023-4423 is a medium-severity cross-site scripting vulnerability in wpeventmanager WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce, published on 27 Sep 2023. An attacker needs administrator access to exploit it, with no action from the victim."},"fix_prompt":"Check this codebase for CVE-2023-4423 and fix it if it is affected.\n\nWhat it is: CVE-2023-4423 is a medium-severity cross-site scripting vulnerability in wpeventmanager WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce, published on 27 Sep 2023. An attacker needs administrator access to exploit it, with no action from the victim.\nExploitation: There is no known exploitation of CVE-2023-4423 in the wild and no public exploit code.\n\nAffected product: wpeventmanager WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce. No package-level version data is available, so check the vendor advisory linked from the reference page.\n\nTask:\n1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.\n2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.\n3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.\n4. Run the tests and summarise what changed and why.\n5. If nothing in the project is affected, say so and change nothing.\n\nReference: https://insights.sbomify.com/CVE-2023-4423/ (Markdown: https://insights.sbomify.com/CVE-2023-4423/index.md)","id":"CVE-2023-4423","markdown":"https://insights.sbomify.com/CVE-2023-4423/index.md","name":"CVE-2023-4423","record":{"aliases":["GHSA-3r9m-m4c8-57jx"],"analysis":{"component_type":"cms_plugin","fix_type":"upgrade","impacts":["code_execution"],"network_reachable":"yes","non_default_config":true,"product_category":"WordPress plugin","requires_auth":"high_privilege","summary":"Administrators can inject arbitrary scripts via settings in this WordPress plugin, affecting multi-site or restricted HTML configurations.","user_interaction":"not_required","vuln_class":"xss"},"analysis_generated_by":"qwen3.8-flash-next","assigner":"Wordfence","cpe":[{"product":"wp_event_manager","vendor":"wp-eventmanager"}],"cvss":{"score":4.4,"severity":"medium","source":"cna","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","version":"3.1"},"cwes":[{"id":"CWE-79","name":"Improper Neutralization of Input During Web Page Generation"}],"description":"The WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in versions up to, and including, 3.1.37.1  due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","ecosystems":[],"exploits":{"exploitdb":0,"first_seen":null,"github_poc":0,"max_poc_stars":null,"metasploit":0,"nuclei":0,"refs":[],"tier":"none_known"},"has_fix":false,"headline":"Cross-site scripting in WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce","id":"CVE-2023-4423","indexable":true,"kev":null,"kind":"cve","links":{"ecosystem":null,"product":null,"products":[],"type":"xss","year":"2023"},"n_packages":0,"n_references":4,"next":{"headline":"bt: hci: DoS and possible RCE","id":"CVE-2023-4424"},"packages":[],"prev":{"headline":"Cross-site Scripting (XSS) - Stored in cockpit-hq/cockpit","id":"CVE-2023-4422"},"products":["WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce"],"published":"2023-09-27","related":[{"cvss_score":7.2,"headline":"WP Event Manager \u003c= 3.1.50 - Unauthenticated Stored Cross-Site Scripting via 'organizer_name'","id":"CVE-2025-2800","kev_date_added":null,"published":"2025-07-16"},{"cvss_score":7.1,"headline":"WordPress WP Event Manager Plugin \u003c= 3.1.39 is vulnerable to Cross Site Scripting (XSS)","id":"CVE-2023-47697","kev_date_added":null,"published":"2023-11-13"},{"cvss_score":6.5,"headline":"WordPress WP User Profile Avatar Plugin \u003c= 1.0 is vulnerable to Cross Site Scripting (XSS)","id":"CVE-2023-52118","kev_date_added":null,"published":"2024-02-01"},{"cvss_score":6.4,"headline":"Cross-site scripting in WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce","id":"CVE-2024-2691","kev_date_added":null,"published":"2024-07-16"},{"cvss_score":6.1,"headline":"WP Event Manager \u003c= 3.1.41 - Reflected Cross-Site Scripting via plugin","id":"CVE-2024-0976","kev_date_added":null,"published":"2024-03-13"},{"cvss_score":6.1,"headline":"WP Event Manager \u003c 3.1.28 - Reflected Cross-Site Scripting","id":"CVE-2022-1474","kev_date_added":null,"published":"2022-07-11"},{"cvss_score":5.9,"headline":"WordPress WP Event Manager Plugin \u003c= 3.1.40 is vulnerable to Cross Site Scripting (XSS)","id":"CVE-2023-49181","kev_date_added":null,"published":"2023-12-15"}],"sources":[{"class":"attribution","licence":"CVE Terms of Use (MITRE)","name":"CVE List","prefix":"CVE"},{"class":"attribution","licence":"US public information, NVD API terms","name":"NVD"},{"class":"attribution","licence":"CWE Terms of Use","name":"CWE (MITRE)"},{"class":"attribution","licence":"FIRST CVSS licence","name":"CVSS (FIRST)"}],"ssvc":{"automatable":"no","exploitation":"none","technical_impact":"partial"},"state":"PUBLISHED","updated":"2026-04-08","vendors":["wpeventmanager"]},"summary":"Administrators can inject arbitrary scripts via settings in this WordPress plugin, affecting multi-site or restricted HTML configurations.","url":"https://insights.sbomify.com/CVE-2023-4423/"}