{"id":"CVE-2026-75025","title":"Mattermost Desktop App versions <=6.2 6.2.2.0 Fixed an issue where Mattermost Desktop did not sufficiently restrict server-rendered content from accessing local or private network resources","summary":"Mattermost Desktop App versions <=6.2 6.2.2.0 Fixed an issue where Mattermost Desktop did not sufficiently restrict server-rendered content from accessing local or private network resources. Thanks to game0v3r for contributing to this im…","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","cwe":["CWE-346"],"vendor":"mattermost","product":"mattermost_desktop","affected":["mattermost_desktop >= 6.2.0, < 6.2.3"],"patched":["mattermost_desktop 6.2.3"],"published":"2026-09-16","updated":"2026-10-13","sourceUpdated":"2026-10-13T12:05:18.823","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75025","references":[{"url":"https://mattermost.com/security-updates","label":"responsibledisclosure@mattermost.com"}],"tags":["nvd","cve.org"],"epss":0.00155,"epssPercentile":0.04622,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-17T18:34:41.889353Z"},"ingestedAt":"2026-09-16T19:02:30.736Z","slug":"CVE-2026-75025","body":"## Overview\n\nMattermost Desktop App versions <=6.2 6.2.2.0 Fixed an issue where Mattermost Desktop did not sufficiently restrict server-rendered content from accessing local or private network resources. Thanks to game0v3r for contributing to this improvement under the Mattermost responsible disclosure policy. Mattermost Advisory ID: MMSA-2026-00698\n\n## Affected\n\n- `mattermost_desktop >= 6.2.0, < 6.2.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `mattermost_desktop 6.2.3`","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}