{"cve":"CVE-2021-26917","nvd":{"published":"2021-02-08T23:15:11.973","modified":"2026-06-17T03:44:00.027","status":"Modified","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","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":5.5},"cwes":[],"references":["https://attack.mitre.org/techniques/T1113/","https://github.com/Bitmessage/PyBitmessage/blob/f381721bec31641002e2f240309600c4994855a7/src/api.py#L35-L37","https://github.com/Bitmessage/PyBitmessage/releases","https://poal.co/s/technology/290479","https://attack.mitre.org/techniques/T1113/"],"products":["bitmessage:pybitmessage"],"source":"nvd","synced_at":"2026-10-19T21:14:10.479542811+00:00"},"epss":{"cve":"CVE-2021-26917","score":0.0055,"percentile":0.46038,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}