PT-2026-6196 · Unknown · Open Eclass

Stolichnayer · Published 2026-02-03 · Updated 2026-02-10 · CVE-2026-24664

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Open eClass versions prior to 4.2

Description The Open eClass platform, previously known as GUnet eClass, is a course management system susceptible to a username enumeration issue. An unauthenticated attacker can determine valid user accounts by observing variations in the login response. The /login endpoint is affected, allowing attackers to test different usernames (username) and analyze the system's response to identify active accounts.

Recommendations Update to version 4.2 or later.

Exploit

Fix

Weakness Enumeration

CWE-204

Related Identifiers

CVE-2026-24664

GHSA-C3WQ-M629-5H2J

Affected Products

Open Eclass

References · 6

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24664.json · Exploit
• https://github.com/gunet/openeclass/security/advisories/GHSA-c3wq-m629-5h2j · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-24664 · Security Note
• https://osv.dev/vulnerability/CVE-2026-24664 · Vendor Advisory
• https://t.me/CVEtracker/43629 · Telegram Post
• https://t.me/cveNotify/151609 · Telegram Post