CVE-2021-47963
MEDIUM EPSS 37.1%
Published May 15, 20261mo ago · Modified Jun 17, 20261w ago
5.1 CVSS 4.0
Published May 15, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago
Description
Anote 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to execute arbitrary code by injecting malicious payloads into markdown files stored within the application. Attackers can craft malicious markdown files with embedded JavaScript that executes system commands when opened, enabling remote code execution on the victim's computer.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction P
Scope X
Threat Intelligence
EPSS Exploit Probability
37.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
References 3
- github.com https://github.com/AnotherNote/anote
- exploit-db.com https://www.exploit-db.com/exploits/49836
- vulncheck.com https://www.vulncheck.com/advisories/anote-persistent-cross-site-scripting-remote-code-execution
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.