CVE-2026-73294

{"id": "CVE-2026-73294", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73294", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-08-12T16:03:17.361594Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.1}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "semaphoreui", "product": "semaphore", "versions": [{"status": "affected", "version": "< 2.18.17"}, {"status": "affected", "version": ">= 2.19.0-alpha3, < 2.19.5-beta2"}]}]}], "published": "2026-08-12T16:17:22.640", "references": [{"url": "https://github.com/semaphoreui/semaphore/commit/7e8a9434bd81b82cf42220151c74801ea97542d6", "source": "security-advisories@github.com"}, {"url": "https://github.com/semaphoreui/semaphore/commit/a7a7a33a64aea382a0726b3722856f298663eacf", "source": "security-advisories@github.com"}, {"url": "https://github.com/semaphoreui/semaphore/security/advisories/GHSA-xp7j-h7jc-4w8p", "source": "security-advisories@github.com"}, {"url": "https://github.com/semaphoreui/semaphore/tree/v2.18.17", "source": "security-advisories@github.com"}, {"url": "https://github.com/semaphoreui/semaphore/tree/v2.19.5-beta2", "source": "security-advisories@github.com"}, {"url": "https://github.com/semaphoreui/semaphore/security/advisories/GHSA-xp7j-h7jc-4w8p", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-78"}, {"lang": "en", "value": "CWE-88"}]}], "descriptions": [{"lang": "en", "value": "Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.17 and 2.19.5-beta2, repository git_url handling passes an attacker-controlled --upload-pack option to CmdGitClient.GetLastRemoteCommitHash through POST /api/project/{id}/repositories and scheduled commit-hash polling, allowing a project Manager or Owner to execute arbitrary OS commands in the Semaphore server process. This issue is fixed in versions 2.18.17 and 2.19.5-beta2."}], "lastModified": "2026-09-09T21:02:22.660", "sourceIdentifier": "security-advisories@github.com"}