id: CVE-2021-24838 info: name: WordPress AnyComment <0.3.5 - Open Redirect author: noobexploiter severity: medium description: | WordPress AnyComment plugin before 0.3.5 contains an open redirect vulnerability via an API endpoint which passes user input via the redirect parameter to the wp_redirect() function without being validated. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations. reference: - https://wpscan.com/vulnerability/562e81ad-7422-4437-a5b4-fcab9379db82 - https://nvd.nist.gov/vuln/detail/CVE-2021-24838 classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N cvss-score: 6.1 cve-id: CVE-2021-24838 cwe-id: CWE-601 metadata: verified: "true" tags: redirect,anycomment,wpscan,cve,cve2021,wordpress,wp-plugin requests: - method: GET path: - "{{BaseURL}}/wp-json/anycomment/v1/auth/wordpress?redirect=https://interact.sh" - "{{BaseURL}}/wp-json/anycomment/v1/auth/wordpress?redirect=https://interact.sh?a=https://interact.sh" stop-at-first-match: true matchers-condition: and matchers: - type: regex part: header regex: - '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1 - type: status status: - 302 # Enhanced by md on 2022/10/14