What is the CVSS score of CVE-2021-32540?

CVE-2021-32540 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.5%.

101Eip CVE-2021-32540

MEDIUM

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

2021-05-28 twcert@cert.org.tw

XSS 101Eip

5.4

CVSS 3.1 · Vendor: cert

Severity by source

Vendor (cert) PRIMARY

5.4 MEDIUM

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

Primary rating from Vendor (cert) · only source for this CVE.

CVSS VectorVendor: cert

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

May 28, 2021 - 08:15 cve.org

MEDIUM 5.4

DescriptionCVE.org

Add announcement function in the 101EIP system does not filter special characters, which allows authenticated users to inject JavaScript and perform a stored XSS attack.

AnalysisAI

Add announcement function in the 101EIP system does not filter special characters, which allows authenticated users to inject JavaScript and perform a stored XSS attack. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, 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. Add announcement function in the 101EIP system does not filter special characters, which allows authenticated users to inject JavaScript and perform a stored XSS attack. Affected products include: Hundredplus 101Eip.

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.