What is the CVSS score of CVE-2018-13999?

CVE-2018-13999 has a CVSS 3.0 base score of 4.8 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2018-13999?

Yes, a public proof-of-concept exploit is available for CVE-2018-13999. Prioritise patching immediately. EPSS: 0.5%.

Catfish Cms CVE-2018-13999

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2018-07-12 cve@mitre.org

XSS Catfish Cms

4.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Jul 12, 2018 - 12:29 nvd

MEDIUM 4.8

DescriptionNVD

Catfish CMS v4.7.9 allows XSS via the admin/Index/write.html editorValue parameter (aka an article posted by an administrator).

AnalysisAI

Catfish CMS v4.7.9 allows XSS via the admin/Index/write.html editorValue parameter (aka an article posted by an administrator). Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Catfish CMS v4.7.9 allows XSS via the admin/Index/write.html editorValue parameter (aka an article posted by an administrator). Affected products include: Catfish-Cms Catfish Cms.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.