CVE-2020-8986

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta failed to properly check for equality when validating the session cookie, allowing an attacker to gain administrative access with a large number of requests.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-754

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://zend.to/changelog.phpRelease Notes, Vendor Advisory
https://zend.to/changelog.phpRelease Notes, Vendor Advisory

Timeline

Published: Mar 24, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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