What is the CVSS score of CVE-2021-22522?

CVE-2021-22522 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.6%.

Verastream Host Integrator CVE-2021-22522

HIGH

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

2021-07-22 security@opentext.com

XSS Verastream Host Integrator

7.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

CVE Published

Jul 22, 2021 - 12:15 nvd

HIGH 7.1

DescriptionNVD

Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version version 7.8 Update 1 and earlier versions. The vulnerability could allow disclosure of confidential data.

AnalysisAI

Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version version 7.8 Update 1 and earlier versions. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. 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. Reflected Cross-Site Scripting vulnerability in Micro Focus Verastream Host Integrator, affecting version version 7.8 Update 1 and earlier versions. The vulnerability could allow disclosure of confidential data. Affected products include: Microfocus Verastream Host Integrator. Version information: version 7.8.

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.