What is the CVSS score of CVE-2018-11688?

CVE-2018-11688 has a CVSS 3.0 base score of 6.1 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 2.4%.

Is there a public PoC exploit available for CVE-2018-11688?

Yes, a public proof-of-concept exploit is available for CVE-2018-11688. Prioritise patching immediately. EPSS: 2.4%.

Is there a patch available for CVE-2018-11688?

Yes, a patch is available for CVE-2018-11688. Update the affected software to the latest version immediately.

Openfire CVE-2018-11688

MEDIUM

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

2018-06-13 cve@mitre.org

XSS Openfire

6.1

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Jun 13, 2018 - 16:29 nvd

MEDIUM 6.1

DescriptionNVD

Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

AnalysisAI

Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. Rated medium severity (CVSS 6.1), 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 Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials. Affected products include: Igniterealtime Openfire. Version information: before 3.9.2.

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.