{"id":"CVE-2021-25261","aliases":["EUVD-2021-12172","GHSA-p6r9-h8xg-qhvr"],"status":"published","title":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local,...","description":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00474,"percentile":0.41273,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-59"],"published":"2022-06-15T19:05:54Z","modified":"2026-06-17T03:41:43Z","products":[{"vendor":"yandex","product":"yandex_browser"}],"references":[{"url":"https://yandex.com/bugbounty/i/hall-of-fame-browser/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25261"},{"url":"https://github.com/advisories/GHSA-p6r9-h8xg-qhvr"}],"sources":{"cve":[{"id":"CVE-2021-25261","description":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process.","status":"published","published":"2022-06-15T19:05:54Z","modified":"2024-08-03T19:56:11.09Z","updated_at":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-12172","description":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process.","status":"published","published":"2022-06-15T19:05:54Z","modified":"2024-08-03T19:56:11Z","updated_at":"2026-11-03T03:24:53.85348Z"}],"ghsa":[{"id":"GHSA-p6r9-h8xg-qhvr","title":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local,...","description":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process.","status":"published","published":"2022-06-16T00:00:20Z","modified":"2023-01-27T05:04:24Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:42:27.292422Z"}],"nvd":[{"id":"CVE-2021-25261","description":"Local privilege vulnerability in Yandex Browser for Windows prior to 22.5.0.862 allows a local, low privileged, attacker to execute arbitary code with the SYSTEM privileges through manipulating symlinks to installation file during Yandex Browser update process.","status":"published","published":"2022-06-15T20:15:17.093Z","modified":"2026-06-17T03:41:43.77Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:07:06.501652Z"}]}}