{"id":"CVE-2026-50787","title":"e-SIC Livre (esiclivre) v0.2.2 and earlier contains an uncontrolled resource consumption vulnerability in restrito/inc/captcha.php","summary":"e-SIC Livre (esiclivre) v0.2.2 and earlier contains an uncontrolled resource consumption vulnerability in restrito/inc/captcha.php. The application uses user-supplied parameters (l, a, tf, ql) without validation to generate CAPTCHA image…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvssSource":"adp","ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-26T17:37:45.538466Z"},"exploitAvailable":true,"published":"2026-10-23","updated":"2026-10-26","sourceUpdated":"2026-10-26T17:37:58.399Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-50787","references":[{"url":"https://github.com/esiclivre/esiclivre/blob/master/restrito/inc/captcha.php"},{"url":"https://github.com/brynax/CVE-2026-50787"}],"tags":["cve.org","exploit-available"],"epss":0.0049,"epssPercentile":0.41948,"exploits":{"github":1,"githubRepos":["https://github.com/brynax/CVE-2026-50787"],"checkedAt":"2026-10-27T19:02:28.443Z"},"ingestedAt":"2026-10-23T16:31:11.327Z","slug":"CVE-2026-50787","body":"## Overview\n\ne-SIC Livre (esiclivre) v0.2.2 and earlier contains an uncontrolled resource consumption vulnerability in restrito/inc/captcha.php. The application uses user-supplied parameters (l, a, tf, ql) without validation to generate CAPTCHA images, allowing remote attackers to cause denial of service via excessive memory and CPU consumption.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":229727,"id":"CVE-2026-50787","ts":1793039846648,"field":"cvss","old":null,"new":"7.5"},{"seq":229726,"id":"CVE-2026-50787","ts":1793039846648,"field":"severity","old":"none","new":"high"}]}