6.5

CVE-2025-62400: moodle

CVSS: 6.5v3.1MediumAnalyzed
AliasesUBUNTU-CVE-2025-62400
Published 23-10-2025Last modified 23-10-2025
Open JSON

Vulnerability summary

CVE-2025-62400 is a medium (CVSS 6.5) vulnerability in moodle. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 17.8% of scored vulnerabilities.

Overall risk
26/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.27%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 23-10-2025
    PublishedVulnerability first disclosed.
  2. 23-10-2025
    Last modifiedVulnerability information updated.

Description

Moodle exposed the names of hidden groups to users who had permission to create calendar events but not to view hidden groups. This could reveal private or restricted group information.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.27%

Chance of exploitation in the next 30 days

Percentile

18%

Versus all other CVEs

30-day change

+0.02 pp

From 0.25% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.27%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Moodle1 product
  • moodle≥ 4.1.0, < 4.1.21 | ≥ 4.4.0, < 4.4.11 | ≥ 4.5.0, < 4.5.7 | ≥ 5.0.0, < 5.0.3
Ubuntu1 product
  • moodleAll versions (No fix recorded)

2 vendors · 2 products

References

4 links