{"id":"CVE-2022-39264","summary":"nheko vulnerable to secret poisoning using MITM on secret requests by the homeserver","details":"nheko is a desktop client for the Matrix communication application. All versions below 0.10.2 are vulnerable homeservers inserting malicious secrets, which could lead to man-in-the-middle attacks. Users can upgrade to version 0.10.2 to protect against this issue. As a workaround, one may apply the patch manually, avoid doing verifications of one's own devices, and/or avoid pressing the request button in the settings menu.","aliases":["GHSA-8jcp-8jq4-5mm7"],"modified":"2026-04-02T08:09:52.741886Z","published":"2022-09-28T00:00:00Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39264.json","cwe_ids":["CWE-287","CWE-295"],"cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/Nheko-Reborn/nheko/releases/tag/v0.10.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39264.json"},{"type":"ADVISORY","url":"https://github.com/Nheko-Reborn/nheko/security/advisories/GHSA-8jcp-8jq4-5mm7"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TA6A5ADUVAYKD3ZFLF2JPZOTIOFJOEU7/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YBOL6OOQGPZD2RLYT4EHAWTFXNIHLYEN/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-39264"},{"type":"FIX","url":"https://github.com/Nheko-Reborn/nheko/commit/67bee15a389f9b8a9f6c3a340558d1e2319e7199"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nheko-reborn/nheko","events":[{"introduced":"0"},{"fixed":"031a129591d79266055c7bebb9751f893766d4ea"}]}],"versions":["20190519.1","nightly","v0.1.0","v0.10.0","v0.10.1","v0.10.1-1","v0.2.0","v0.2.1","v0.3.0","v0.3.1","v0.4.0","v0.4.1","v0.4.2","v0.4.3","v0.5.0","v0.5.1","v0.5.2","v0.5.3","v0.5.4","v0.5.5","v0.6.0","v0.6.1","v0.6.2","v0.6.3","v0.6.4","v0.7.0","v0.7.0-rc1","v0.7.1","v0.7.2","v0.8.0","v0.8.1","v0.8.2","v0.8.2-RC","v0.8.2-rc2","v0.9.0","v0.9.1","v0.9.1-1","v0.9.2","v0.9.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-39264.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"}]}