Authorization bypass through user-controlled key in AVideo - CVE-2026-43883
Published: April 28, 2026 / Updated: April 28, 2026
Vulnerability identifier: #VU128274
CSH Severity: Low
CVSS v4: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-43883
CWE-ID: CWE-639
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the IDOR issue in PayPalYPT agreementCancel.json.php. A remote user can cancel arbitrary PayPal subscription agreements.
Affected software
AVideo
How to mitigate CVE-2026-43883
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.