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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.

PUBLISHED Reserved 2026-05-15 | Published 2026-05-15 | Updated 2026-05-16 | Assigner VulnCheck




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
HIGH: 7.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

1.0
affected

Credits

TaurusOmar finder

References

www.exploit-db.com/exploits/49836 (ExploitDB-49836) exploit

github.com/AnotherNote/anote (Official Product Homepage) product

www.vulncheck.com/...ss-site-scripting-remote-code-execution (VulnCheck Advisory: Anote 1.0 Persistent Cross-Site Scripting Remote Code Execution) third-party-advisory

cve.org (CVE-2021-47963)

nvd.nist.gov (CVE-2021-47963)

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