CVE-2026-64971 PUBLISHED

Reflected XSS in ATutor

Assigner: CERT-PL
Reserved: 21.07.2026 Published: 20.08.2026 Updated: 20.08.2026

ATutor is vulnerable to Reflected XSS in restore functionality. An attacker can provide a specially crafted URL that, when opened, results in arbitrary JavaScript execution in the victim's browser. Product is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS Score: 4.8

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	Low
Attack Complexity	Low	Integrity	None	Integrity	Low
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	Active

CVSS 4.0

Product Status

Vendor	ATutor
Product	ATutor
Versions	Default: unknown Version 2.2.4 is affected

Credits

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

References

Problem Types

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') CWE

Impacts

CAPEC-591 Reflected XSS