{"id":"CVE-2026-75486","title":"Synk Sweater Comb before 3.8.8 contains a command injection vulnerability that allows an attacker who controls the .vervet.yaml configuration file to execute arbitrary OS commands by injecting malicious input into the linters.<key>.optic…","summary":"Synk Sweater Comb before 3.8.8 contains a command injection vulnerability that allows an attacker who controls the .vervet.yaml configuration file to execute arbitrary OS commands by injecting malicious input into the linters.<key>.optic…","severity":"high","cvss":8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"published":"2026-08-28","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:23:49.880","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75486","references":[{"url":"https://github.com/snyk/sweater-comb/commit/05a0eec4f2acb9ce6d4814016b475504fc64eab2","label":"disclosure@vulncheck.com"},{"url":"https://github.com/snyk/sweater-comb/pull/743","label":"disclosure@vulncheck.com"},{"url":"https://github.com/snyk/sweater-comb/releases/tag/v3.8.8","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/synk-sweater-comb-command-injection-via-vervet-yaml-branch-name","label":"disclosure@vulncheck.com"},{"url":"https://github.com/snyk/sweater-comb/pull/743","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd"],"epss":0.01251,"epssPercentile":0.67616,"ingestedAt":"2026-09-08T21:11:12.287Z","slug":"CVE-2026-75486","body":"## Overview\n\nSynk Sweater Comb before 3.8.8 contains a command injection vulnerability that allows an attacker who controls the .vervet.yaml configuration file to execute arbitrary OS commands by injecting malicious input into the linters.<key>.optic-ci.original branch name field. The expectGitBranch() function in src/lint.ts passes the unsanitized branch name directly into child_process.exec() via an unescaped template literal, enabling arbitrary command execution when the lint command is run against the repository.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":44,"depthScoreParts":{"impact":44,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}