{"id":"CVE-2021-26917","aliases":["EUVD-2021-13701","GHSA-j9hf-937w-gvx5"],"status":"disputed","title":"** DISPUTED ** PyBitmessage through 0.6.3.2 allows attackers to write screen captures to...","description":"PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states \"security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host.\" NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker","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":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00557,"percentile":0.4689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-02-08T22:22:51Z","modified":"2026-10-20T10:53:40Z","products":[{"vendor":"bitmessage","product":"pybitmessage"}],"references":[{"url":"https://poal.co/s/technology/290479","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://github.com/Bitmessage/PyBitmessage/releases","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://github.com/Bitmessage/PyBitmessage/blob/f381721bec31641002e2f240309600c4994855a7/src/api.py#L35-L37","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://attack.mitre.org/techniques/T1113/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26917"},{"url":"https://attack.mitre.org/techniques/T1113"},{"url":"https://github.com/advisories/GHSA-j9hf-937w-gvx5"}],"sources":{"cve":[{"id":"CVE-2021-26917","description":"PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states \"security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host.\" NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker","status":"disputed","published":"2021-02-08T22:22:51Z","modified":"2024-08-03T20:33:41.321Z","updated_at":"2026-11-02T14:32:57.033395Z"}],"euvd":[{"id":"EUVD-2021-13701","description":"PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states \"security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host.\" NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker","status":"published","published":"2021-02-08T22:22:51Z","modified":"2024-08-03T20:33:41Z","updated_at":"2026-11-03T03:24:50.84326Z"}],"ghsa":[{"id":"GHSA-j9hf-937w-gvx5","title":"** DISPUTED ** PyBitmessage through 0.6.3.2 allows attackers to write screen captures to...","description":"** DISPUTED ** PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states \"security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host.\" NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker.","status":"published","published":"2022-05-24T17:41:39Z","modified":"2024-03-30T05:01:50Z","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":"2026-11-02T14:55:45.740984Z"}],"nvd":[{"id":"CVE-2021-26917","description":"PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states \"security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host.\" NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker","status":"disputed","published":"2021-02-08T23:15:11.973Z","modified":"2026-06-17T03:44:00.027Z","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":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:06:49.660551Z"}],"osv":[{"id":"CVE-2021-26917","description":"PyBitmessage through 0.6.3.2 allows attackers to write screen captures to Potentially Unwanted Directories via a crafted apinotifypath value. NOTE: the discoverer states \"security mitigation may not be necessary as there is no evidence yet that these screen intercepts are actually transported away from the local host.\" NOTE: it is unclear whether there are any common use cases in which apinotifypath is controlled by an attacker","status":"published","published":"2021-02-08T23:15:11.973Z","modified":"2026-10-20T10:53:40.83578837Z","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":"2026-11-02T15:44:18.778776Z"}]}}