{"id":"CVE-2020-23886","aliases":["EUVD-2020-16623","GHSA-8m5r-q7h7-prww"],"status":"published","title":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a...","description":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted pict file. Related to a User Mode Write AV starting at ntdll!RtlpLowFragHeapFree.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00979,"percentile":0.6263,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-11-10T21:25:58Z","modified":"2026-06-17T03:05:02Z","products":[{"vendor":"xnview","product":"xnview_mp"}],"references":[{"url":"https://cwe.mitre.org/data/definitions/122.html","tags":["x_refsource_MISC","x_transferred","Technical Description"]},{"url":"https://github.com/Aurorainfinity/vulnerabilities/tree/master/xnviewmp","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.xnview.com/en/xnviewmp/","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-23886"},{"url":"https://github.com/advisories/GHSA-8m5r-q7h7-prww"}],"sources":{"cve":[{"id":"CVE-2020-23886","description":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted pict file. Related to a User Mode Write AV starting at ntdll!RtlpLowFragHeapFree.","status":"published","published":"2021-11-10T21:25:58Z","modified":"2024-08-04T15:05:11.474Z","updated_at":"2026-11-02T14:35:49.209579Z"}],"euvd":[{"id":"EUVD-2020-16623","description":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted pict file. Related to a User Mode Write AV starting at ntdll!RtlpLowFragHeapFree.","status":"published","published":"2021-11-10T21:25:58Z","modified":"2024-08-04T15:05:11Z","updated_at":"2026-11-03T03:07:21.209139Z"}],"ghsa":[{"id":"GHSA-8m5r-q7h7-prww","title":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a...","description":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted pict file. Related to a User Mode Write AV starting at ntdll!RtlpLowFragHeapFree.","status":"published","published":"2022-05-24T19:20:14Z","modified":"2023-01-27T05:03:53Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:42:20.442744Z"}],"nvd":[{"id":"CVE-2020-23886","description":"XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted pict file. Related to a User Mode Write AV starting at ntdll!RtlpLowFragHeapFree.","status":"published","published":"2021-11-10T22:15:09.953Z","modified":"2026-06-17T03:05:02.257Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:46.101987Z"}]}}