VULNERABILITY INTELLIGENCE

CVE-2021-27522

CVSS score8.8 HIGH

EPSS probability1.15%

CISA KEVNot currently listed

Published2021-04-08

Last modified2026-06-17

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

Description

Learnsite 1.2.5.0 contains a remote privilege escalation vulnerability in /Manager/index.aspx through the JudgIsAdmin() function. By modifying the initial letter of the key of a user cookie, the key of the administrator cookie can be obtained.

Weakness classification

nvd@nist.gov: CWE-287

Primary references

cve@mitre.org — Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory