{"id":"CVE-2019-16699","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-16699","generatedAt":"2026-10-27T23:36:43.284Z","title":"The sr_freecap (aka freeCap CAPTCHA) extension 2.4.5 and below and 2.5.2 and below for TYPO3 fails to sanitize user input, which allows execution of arbitrary Extbase actions, resulting in Remote Code Execution.","description":"The sr_freecap (aka freeCap CAPTCHA) extension 2.4.5 and below and 2.5.2 and below for TYPO3 fails to sanitize user input, which allows execution of arbitrary Extbase actions, resulting in Remote Code Execution.","published":"2019-10-16T19:15:16.000Z","lastModified":"2026-06-17T02:22:37.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-20"],"affected":["sr freecap project/sr freecap"],"epss":{"score":0.02427,"percentile":0.84108,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://extensions.typo3.org/extension/sr_freecap","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://typo3.org/security/advisory/typo3-ext-sa-2019-018/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://extensions.typo3.org/extension/sr_freecap","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://typo3.org/security/advisory/typo3-ext-sa-2019-018/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-16699","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}