Is there a public PoC exploit available for CVE-2018-25336?

Yes, a public proof-of-concept exploit is available for CVE-2018-25336. Prioritise patching immediately. EPSS: 0.0%.

Joomla Extension Jcart For Opencart CVE-2018-25336

Q: What is the CVSS score of CVE-2018-25336?

CVE-2018-25336 has a CVSS 4.0 base score of 6.9 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

EUVD-2018-21855 MEDIUM

Cross-Site Request Forgery (CSRF) (CWE-352)

2026-05-17 VulnCheck

GHSA-3wj7-c338-fgrv

CSRF Joomla Extension Jcart For Opencart

6.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

6.9 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

May 17, 2026 - 13:22 NVD

5.3 (MEDIUM) 6.9 (MEDIUM)

CVE Published

May 17, 2026 - 12:11 cve.org

MEDIUM 6.9

DescriptionCVE.org

Joomla jCart for OpenCart 2.3.0.2 contains a cross-site request forgery vulnerability that allows attackers to modify user account information without authentication. Attackers can craft malicious HTML forms targeting endpoints , and to change user credentials, passwords, and affiliate account details when victims visit the attacker-controlled page.

AnalysisAI

Joomla jCart for OpenCart 2.3.0.2 contains a cross-site request forgery vulnerability that allows attackers to modify user account information without authentication. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. Joomla jCart for OpenCart 2.3.0.2 contains a cross-site request forgery vulnerability that allows attackers to modify user account information without authentication. Attackers can craft malicious HTML forms targeting endpoints , and to change user credentials, passwords, and affiliate account details when victims visit the attacker-controlled page. Affected products include: Joomlaextensions Joomla! Extension Jcart For Opencart.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.