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Fencer Vulns
low 3.5

CVE-2025-67852 json

Moodle: moodle: open redirect vulnerability in oauth login flow allows redirection to malicious sites.

published 2026-02-03 9 mo ago modified 2026-09-08 2 mo ago also BIT-moodle-2025-67852 , EUVD-2025-206747 , GHSA-qv78-6gpp-hm68

cvss
3.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 17%
public exploits
0
none known

Summary

A flaw was found in Moodle. An open redirect vulnerability in the OAuth login flow allows a remote attacker to redirect users to attacker-controlled pages after they have successfully authenticated. This occurs due to insufficient validation of redirect parameters, which could lead to phishing attacks or information disclosure.

Patch / fix

  • packagist moodle/moodle 4.1.22, 4.4.12, 4.5.8, 5.0.4, 5.1.1
  • bitnami moodle 4.1.22, 4.4.11, 4.5.8, 5.0.4, 5.1.1
  • moodle moodle 4.1.22, 4.4.11, 4.5.8, 5.0.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-67852 updated cvss 3.5

moodle: Moodle: Open redirect vulnerability in OAuth login flow allows redirection to malicious sites.

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
9 mo ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
GitHub 3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
OSV 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
<4.1.22
>=4.4.0-beta, <4.4.12
>=4.5.0-beta, <4.5.8
>=5.0.0-beta, <5.0.4
>=5.1.0-beta, <5.1.1
4.1.22
4.4.12
4.5.8
5.0.4
5.1.1
bitnami moodle
<4.1.22
>=4.4.0, <4.4.11
>=4.5.0, <4.5.8
>=5.0.0, <5.0.4
>=5.1.0, <5.1.1
4.1.22
4.4.11
4.5.8
5.0.4
5.1.1

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.