{"id":"CVE-2024-47836","aliases":["EUVD-2024-2978","GHSA-7c4c-749j-pfp2"],"status":"published","title":"Admidio vulnerable to HTML Injection In The Messages Section","description":"Admidio is an open-source user management solution. Prior to version 4.3.12, an unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. Version 4.3.12 fixes this issue.","severity":{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00511,"percentile":0.44018,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502","CWE-79"],"published":"2024-10-16T19:43:07Z","modified":"2026-10-28T02:30:58Z","fixes":[{"ecosystem":"Packagist","package":"admidio/admidio","fixed_in":["4.3.12"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"admidio/admidio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.12"}]}]},{"source":"osv","ecosystem":"Packagist","package":"admidio/admidio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.12"}]}],"versions":["4.1.0","4.1.3","v4.2-Beta.1","v4.2-Beta.2","v4.2-Beta.3","v4.2.0","v4.2.1","v4.2.10","v4.2.11","v4.2.12","v4.2.13","v4.2.14","v4.2.2","v4.2.3","v4.2.4","v4.2.5","v4.2.6","v4.2.7","v4.2.8","v4.2.9","v4.3-Beta.1","v4.3-Beta.3","v4.3-Beta.4","v4.3-Beta.5","v4.3.0","v4.3.1","v4.3.10","v4.3.11","v4.3.2","v4.3.3","v4.3.4","v4.3.5","v4.3.6","v4.3.7","v4.3.8","v4.3.9"]}],"products":[{"vendor":"admidio","product":"admidio"}],"references":[{"url":"https://github.com/Admidio/admidio/security/advisories/GHSA-7c4c-749j-pfp2","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://github.com/Admidio/admidio/commit/176f60de6a38dde2b8e848b97647194c12cf5a6c","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-47836","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-7c4c-749j-pfp2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/47xxx/CVE-2024-47836.json","tags":["advisory"]},{"url":"https://github.com/Admidio/admidio","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-47836","title":"Admidio vulnerable to HTML Injection In The Messages Section","description":"Admidio is an open-source user management solution. Prior to version 4.3.12, an unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. Version 4.3.12 fixes this issue.","status":"published","published":"2024-10-16T19:43:07.894Z","modified":"2024-10-16T20:07:29.259Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:33:57.638551Z"}],"euvd":[{"id":"EUVD-2024-2978","description":"Admidio is an open-source user management solution. Prior to version 4.3.12, an unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. Version 4.3.12 fixes this issue.","status":"published","published":"2024-10-16T19:43:07Z","modified":"2024-10-16T20:07:29Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-03T00:27:34.865484Z"}],"ghsa":[{"id":"GHSA-7c4c-749j-pfp2","title":"Admidio Vulnerable to HTML Injection In The Messages Section","description":"### Summary\nAn unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server.\n\n### PoC\n1. Go to\nhttps://www.admidio.org/demo_en/adm_program/modules/messages/messages.php\n2. Click on Send Private Message\n3. In the `Message` field, enter the following payload\n`Testing\u003cbr\u003e\u003ch1\u003eHTML\u003c/h1\u003e\u003cbr\u003e\u003ch2\u003eInjection\u003c/h2\u003e`\n\n\u003e \n![image](https://github.com/user-attachments/assets/0e5d9e4e-69c5-4908-9ab9-0c45c2548ff8)\n\n4. Send the message\n5. Open the message again\n\n\u003e \n![image](https://github.com/user-attachments/assets/d36f1b64-7d96-486d-ab65-cce2b7d21428)\n\n\n### Impact\n1. Data Theft: Stealing sensitive information like cookies, session tokens, and user credentials.\n2. Session Hijacking: Gaining unauthorized access to user accounts.\n3. Phishing: Tricking users into revealing sensitive information.\n4. Website Defacement: Altering the appearance or content of the website.\n5. Malware Distribution: Spreading malware to users' devices.\n6. Denial of Service (DoS): Overloading the server with malicious requests.","status":"published","published":"2024-10-16T19:50:40Z","modified":"2024-10-16T22:07:54Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-79","CWE-502"],"updated_at":"2026-11-02T14:38:11.479492Z"}],"nvd":[{"id":"CVE-2024-47836","description":"Admidio is an open-source user management solution. Prior to version 4.3.12, an unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. Version 4.3.12 fixes this issue.","status":"published","published":"2024-10-16T20:15:06.35Z","modified":"2026-06-17T07:57:50.63Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-502","CWE-79"],"updated_at":"2026-11-02T14:10:32.45889Z"}],"osv":[{"id":"CVE-2024-47836","title":"Admidio vulnerable to HTML Injection In The Messages Section","description":"Admidio is an open-source user management solution. Prior to version 4.3.12, an unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. Version 4.3.12 fixes this issue.","status":"published","published":"2024-10-16T19:43:07.894Z","modified":"2026-10-28T02:30:58.428687403Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:44:43.253252Z"},{"id":"GHSA-7c4c-749j-pfp2","title":"Admidio Vulnerable to HTML Injection In The Messages Section","description":"### Summary\nAn unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server.\n\n### PoC\n1. Go to\nhttps://www.admidio.org/demo_en/adm_program/modules/messages/messages.php\n2. Click on Send Private Message\n3. In the `Message` field, enter the following payload\n`Testing\u003cbr\u003e\u003ch1\u003eHTML\u003c/h1\u003e\u003cbr\u003e\u003ch2\u003eInjection\u003c/h2\u003e`\n\n\u003e \n![image](https://github.com/user-attachments/assets/0e5d9e4e-69c5-4908-9ab9-0c45c2548ff8)\n\n4. Send the message\n5. Open the message again\n\n\u003e \n![image](https://github.com/user-attachments/assets/d36f1b64-7d96-486d-ab65-cce2b7d21428)\n\n\n### Impact\n1. Data Theft: Stealing sensitive information like cookies, session tokens, and user credentials.\n2. Session Hijacking: Gaining unauthorized access to user accounts.\n3. Phishing: Tricking users into revealing sensitive information.\n4. Website Defacement: Altering the appearance or content of the website.\n5. Malware Distribution: Spreading malware to users' devices.\n6. Denial of Service (DoS): Overloading the server with malicious requests.","status":"published","published":"2024-10-16T19:50:40Z","modified":"2024-10-16T22:26:07.747718Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-502","CWE-79"],"updated_at":"2026-11-02T15:46:41.002603Z"}]}}