What is CVE-2023-45771?

CVE-2023-45771 is a high-severity vulnerability in Bestwebsoft Captcha, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2024-03-26.

How severe is CVE-2023-45771?

High severity. CVSS v3 base score is 7.1 out of 10.

Is CVE-2023-45771 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Bestwebsoft Captcha

CVE-2023-45771

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Contact Form With Captcha allows Reflected XSS.This issue affects Contact Form With Captcha: from n/a through 1.6.8.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (25.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Bestwebsoft Captcha
Contact Form With Captcha — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

audit@patchstack.com (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2023-45771?: CVE-2023-45771 is a high-severity vulnerability in Bestwebsoft Captcha, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2024-03-26.
How severe is CVE-2023-45771?: High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2023-45771 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.