CVE-2019-14831

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-19 · updated 2026-06-17
Weakness: CWE-601

Description

A vulnerability was found in Moodle 3.7 to 3.7.1, 3.6 to 3.6.5, 3.5 to 3.5.7 and earlier unsupported versions, where forum subscribe link contained an open redirect if forced subscription mode was enabled. If a forum's subscription mode was set to "forced subscription", the forum's subscribe link contained an open redirect.

Affected products

Moodle: from 3.5.0 through 3.5.7; from 3.6.0 through 3.6.5; from 3.7.0 through 3.7.1

References

https://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=32e2e06a8737afb07ee83abb3eacd39f8b181216
https://moodle.org/mod/forum/discuss.php?d=391037
https://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=32e2e06a8737afb07ee83abb3eacd39f8b181216
https://moodle.org/mod/forum/discuss.php?d=391037

Get alerted when CVE-2019-14831 or the next vulnerability affects your stack