CVE-2021-47923

OpenCart 3.0.3.8 contains a session fixation vulnerability that allows attackers to hijack user sessions by injecting arbitrary values into the OCSESSID cookie. Attackers can set malicious OCSESSID cookie values that the server accepts and maintains, enabling session takeover and unauthorized access to user accounts.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.exploit-db.com/exploits/50555
https://www.opencart.com/
https://www.vulncheck.com/advisories/opencart-session-fixation-via-ocsessid-cookie

Configurations

No configuration.

History

10 May 2026, 13:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-10 13:16

Updated : 2026-05-12 14:24

NVD link : CVE-2021-47923

Mitre link : CVE-2021-47923

CVE.ORG link : CVE-2021-47923

JSON object : View

Products Affected

No product.

CWE

CWE-290

Authentication Bypass by Spoofing

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