Is CVE-2021-29368 actively exploited?

No active exploitation of CVE-2021-29368 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-29368 be exploited remotely?

Yes. CVE-2021-29368 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-29368?

CVE-2021-29368 has a CVSS score of 8.8 (HIGH).

HOME VULNERABILITIESCVE-2021-29368

HIGH

CVE-2021-29368

CWE-384Published: January 20, 2023· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Session fixation vulnerability in CuppaCMS thru commit 4c9b742b23b924cf4c1f943f48b278e06a17e297 on November 12, 2019 allows attackers to gain access to arbitrary user sessions.

NVD Source

Technical Analysis

CVE-2021-29368 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.