{"id":"CVE-2026-74783","title":"Scriban versions 6.6.0 through 7.2.0 contain a non-enforcing ExpressionDepthLimit guard that fails to stop recursive descent parsing of deeply nested expressions","summary":"Scriban versions 6.6.0 through 7.2.0 contain a non-enforcing ExpressionDepthLimit guard that fails to stop recursive descent parsing of deeply nested expressions. Attackers can supply templates with deeply nested parentheses, array initi…","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","cwe":["CWE-674"],"vendor":"scriban","product":"scriban","affected":["scriban >= 6.6.0 <= 7.2.0"],"published":"2026-08-16","updated":"2026-09-30","sourceUpdated":"2026-09-30T18:18:40.253","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-74783","references":[{"url":"https://github.com/scriban/scriban/security/advisories/GHSA-6q7j-xr26-3h2c","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/scriban-through-parser-recursion-denial-of-service","label":"disclosure@vulncheck.com"},{"url":"https://github.com/scriban/scriban/security/advisories/GHSA-6q7j-xr26-3h2c","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00488,"epssPercentile":0.39676,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-08-17T16:48:37.450838Z"},"ingestedAt":"2026-09-30T18:17:24.554Z","slug":"CVE-2026-74783","body":"## Overview\n\nScriban versions 6.6.0 through 7.2.0 contain a non-enforcing ExpressionDepthLimit guard that fails to stop recursive descent parsing of deeply nested expressions. Attackers can supply templates with deeply nested parentheses, array initializers, object initializers, or unary operators to trigger an uncatchable StackOverflowException that immediately terminates the host process.\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":[]}