CVE-2026-34352

{"id": "CVE-2026-34352", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.5, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.3, "exploitabilityScore": 2.5}, {"type": "Primary", "source": "nvd@nist.gov", "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}]}, "published": "2026-03-26T23:16:20.903", "references": [{"url": "https://github.com/TigerVNC/tigervnc/commit/0b5cab169d847789efa54459a87659d3fd484393", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://groups.google.com/g/tigervnc-announce/c/anHL9WLshLI", "tags": ["Mailing List", "Patch"], "source": "cve@mitre.org"}, {"url": "https://sourceforge.net/projects/tigervnc/files/stable/1.16.2", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2026/03/26/7", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-732"}]}], "descriptions": [{"lang": "en", "value": "In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions."}, {"lang": "es", "value": "En TigerVNC anterior a 1.16.2, Image.cxx en x0vncserver permite a otros usuarios observar o manipular el contenido de la pantalla, o causar un fallo de la aplicaci\u00f3n, debido a permisos incorrectos."}], "lastModified": "2026-04-02T20:16:16.010", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tigervnc:tigervnc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A1D26886-0F31-44FB-8112-F07B18A7ACDA", "versionEndExcluding": "1.16.2"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}