{"cve":"CVE-2023-21974","nvd":{"published":"2023-07-18T21:15:11.597","modified":"2026-06-17T05:34:27.833","status":"Modified","description":"Vulnerability in the Application Express Team Calendar Plugin product of Oracle Application Express (component: User Account).  Supported versions that are affected are Application Express Team Calendar Plugin: 18.2-22.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Application Express Team Calendar Plugin.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Application Express Team Calendar Plugin, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Application Express Team Calendar Plugin. CVSS 3.1 Base Score 9.0 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","score":9.0},"cwes":[],"references":["https://www.oracle.com/security-alerts/cpujul2023.html","https://www.oracle.com/security-alerts/cpujul2023.html"],"products":["oracle:application_express"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2023-21974","score":0.00611,"percentile":0.49252,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}