VULNERABILITY INTELLIGENCE

CVE-2021-20745

CVSS score7.8 HIGH

EPSS probability0.96%

CISA KEVNot currently listed

Published2021-06-28

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

Inkdrop versions prior to v5.3.1 allows an attacker to execute arbitrary OS commands on the system where it runs by loading a file or code snippet containing an invalid iframe into Inkdrop.

Weakness classification

nvd@nist.gov: CWE-78

Primary references

vultures@jpcert.or.jp — Release Notes, Vendor Advisory
vultures@jpcert.or.jp — Third Party Advisory
vultures@jpcert.or.jp — Product, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Product, Vendor Advisory