CVE-2026-90999

{"id": "CVE-2026-90999", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-90999", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-18T13:40:06.015791Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "affected": [{"source": "cret@cert.org", "affectedData": [{"vendor": "Functional Software, Inc.", "product": "Sentry Seer", "versions": [{"status": "affected", "version": "Web site"}]}]}], "published": "2026-09-16T16:17:21.817", "references": [{"url": "https://kb.cert.org/vuls/id/212479", "source": "cret@cert.org"}, {"url": "https://www.kb.cert.org/vuls/id/212479", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-94"}, {"lang": "en", "value": "CWE-116"}, {"lang": "en", "value": "CWE-913"}]}], "descriptions": [{"lang": "en", "value": "Sentry Seer is vulnerable to a multi-stage trust-boundary violation that allows unauthenticated attacker-controlled telemetry to become code that is executed by an agent in a privileged automation environment. An external attacker can submit fabricated Sentry events without having access to the victim\u2019s Sentry account, source repository, or infrastructure."}], "lastModified": "2026-09-18T17:49:08.457", "sourceIdentifier": "cret@cert.org"}