Reflected XSS Vulnerability in ATutor by ATutor Development Team
CVE-2026-64971

4.8MEDIUM

Key Information:

Vendor

Atutor

Status
Atutor
Vendor
CVE Published:
20 August 2026

What is CVE-2026-64971?

ATutor contains a reflected cross-site scripting (XSS) vulnerability within its restore functionality. An attacker can exploit this weakness by crafting a malicious URL. When a user clicks the link, arbitrary JavaScript code is executed within the victim's browser, potentially compromising user data and session information. The affected product, ATutor, is no longer actively supported, and version 2.2.4 has been confirmed as vulnerable, with other versions likely susceptible as well.

Affected Version(s)

ATutor 2.2.4

References

https://cert.pl/en/posts/2026/08/CVE-2026-64960
third-party-advisory
https://atutor.github.io/

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Michał Majchrowicz (AFINE Team)
Marcin Wyczechowski (AFINE Team)
.