CVE-2025-53021

Katalog CVE

CVSS 4.2 · Medium EPSS 0,33%

Kerentanan Session Fixation pada moodle. Skor CVSS 3.1 4.2 (Medium) menurut mitre.org.

Deskripsi (NVD)

A session fixation vulnerability in Moodle 3.x through 3.11.18 allows unauthenticated attackers to hijack user sessions via the sesskey parameter. The sesskey can be obtained without authentication and reused within the OAuth2 login flow, resulting in the victim's session being linked to the attacker's. Successful exploitation results in full account takeover. According to the Moodle Releases page, "Bug fixes for security issues in 3.11.x ended 11 December 2023." NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Rincian

Terbit di NVD

24 Juni 2025

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

4.2 (Medium), sumber mitre.org
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-384: Session Fixation

EPSS (30 hari)

0,33% peluang dieksploitasi; lebih tinggi dari 23,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://rentry.co/moodle-oauth2-cve advisory pihak ketiga
• https://github.com/moodle/moodle/releases/tag/v3.11.18 product
• https://moodledev.io/general/releases#moodle-311 product