VULNERABILITY INTELLIGENCE

CVE-2021-29047

CVSS score7.5 HIGH
EPSS probability1.06%
CISA KEVNot currently listed
Published2021-05-16
Last modified2026-07-09
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

The SimpleCaptcha implementation in Liferay Portal 7.3.4, 7.3.5 and Liferay DXP 7.3 before fix pack 1 does not invalidate CAPTCHA answers after it is used, which allows remote attackers to repeatedly perform actions protected by a CAPTCHA challenge by reusing the same CAPTCHA answer.

Weakness classification

  • nvd@nist.gov: CWE-287

Primary references