What is the CVSS score of CVE-2021-42868?

CVE-2021-42868 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.8%.

Is there a public PoC exploit available for CVE-2021-42868?

Yes, a public proof-of-concept exploit is available for CVE-2021-42868. Prioritise patching immediately. EPSS: 0.8%.

Patient Management Software CVE-2021-42868

MEDIUM

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

2022-03-31 cve@mitre.org

XSS Patient Management Software

4.8

CVSS 3.1 · 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:3.1/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

Mar 31, 2022 - 18:15 nvd

MEDIUM 4.8

DescriptionNVD

AnalysisAI

A Cross Site Scripting (XSS) vulnerability exists in Chikista Patient Management Software 2.0.2 in the first_name parameter in (1) patient/insert, (2) patient_report, (3) appointment_report, (4). 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. A Cross Site Scripting (XSS) vulnerability exists in Chikista Patient Management Software 2.0.2 in the first_name parameter in (1) patient/insert, (2) patient_report, (3) appointment_report, (4) visit_report, and (5) bill_detail_report pages. . Affected products include: Chikitsa Patient Management Software.

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.