Is CVE-2021-29041 actively exploited?

No active exploitation of CVE-2021-29041 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-29041 be exploited remotely?

Yes. CVE-2021-29041 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-29041?

CVE-2021-29041 has a CVSS score of 6.5 (MEDIUM).

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MEDIUM

CVE-2021-29041

NVD-CWE-noinfoPublished: May 16, 2021· Updated: Jul 9, 2026

6.5

CVSS v3.1

Official Description

Denial-of-service (DoS) vulnerability in the Multi-Factor Authentication module in Liferay DXP 7.3 before fix pack 1 allows remote authenticated attackers to prevent any user from authenticating by (1) enabling Time-based One-time password (TOTP) on behalf of the other user or (2) modifying the other user's TOTP shared secret.

NVD Source

Technical Analysis

CVE-2021-29041 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.