CVE-2025-62397

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 71/100
Published: 2025-10-23 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: Low
I: None
A: None

Description

The router’s inconsistent response to invalid course IDs allowed attackers to infer which course IDs exist, potentially aiding reconnaissance.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
moodle moodle 5.0.0 – 5.0.3

References & Advisories (2)

https://bugzilla.redhat.com/show_bug.cgi?id=2404430
Issue Tracking Third Party Advisory

Bug Bounty Relevance

71 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

5.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploitation Probability

0.28%
Raw Score 0.002790
Percentile 20.6%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00279
2026-11-13
0.00279
2026-11-12
0.00279
2026-11-10
0.00279
2026-11-09
0.00279
2026-11-08
0.00279
2026-11-07
0.00279
2026-11-06
0.00279
2026-11-05
0.00279

Intelligence Sources

nvd ref →