{"id":"CVE-2025-52458","aliases":["EUVD-2025-208681","GHSA-v8r2-jx92-x3gr"],"status":"published","title":"arkcompiler_ets_runtime has an out-of-bounds write vulnerability","description":"in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00177,"percentile":0.07339,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-03-16T07:10:08Z","modified":"2026-06-17T09:36:32Z","products":[{"vendor":"openatom","product":"openharmony"},{"vendor":"openharmony","product":"openharmony"}],"references":[{"url":"https://gitcode.com/openharmony/security/tree/master/zh/security-disclosure/2025/2025-10.md","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-52458"},{"url":"https://github.com/advisories/GHSA-v8r2-jx92-x3gr"}],"sources":{"cve":[{"id":"CVE-2025-52458","title":"arkcompiler_ets_runtime has an out-of-bounds write vulnerability","description":"in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.","status":"published","published":"2026-03-16T07:10:08.7Z","modified":"2026-03-16T17:23:59.634Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:31.309974Z"}],"euvd":[{"id":"EUVD-2025-208681","description":"in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.","status":"published","published":"2026-03-16T07:10:08Z","modified":"2026-03-16T17:23:59Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T19:25:34.078511Z"}],"ghsa":[{"id":"GHSA-v8r2-jx92-x3gr","title":"in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre...","description":"in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.","status":"published","published":"2026-03-16T15:30:41Z","modified":"2026-03-16T15:30:53Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:06:38.778049Z"}],"nvd":[{"id":"CVE-2025-52458","description":"in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.","status":"published","published":"2026-03-16T14:17:59.287Z","modified":"2026-06-17T09:36:32.033Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"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"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:01.641503Z"}]}}