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P4Verified
CVE-2021-47923: opencart 3.0.3.8
CVE-2021-47923. CVSS 3.1 base score 9.8 (CRITICAL, Vendor/CNA). EPSS 0.00423 (percentile 0.3439), scored 2026-10-05.
Affected technology
opencart · 3.0.3.8
Opencart
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Attackers can set malicious OCSESSID cookie values that the server accepts and maintains, enabling session takeover and unauthorized access to user accounts. Vendor/CNA’s CVSS 4.0 assessment (base score 9.3/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-290
- CCR priority
- 39.3 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
- EPSS
- 0.00423 · percentile 0.3439 · 2026-10-05
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-07 02:34:12.333111+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2021-47923.html