CVE-2023-45759 HIGH

CVE-2023-45759: WordPress Peter’s Custom Anti-Spam Plugin <= 3.2.2 is vulnerable to Cross Site Scripting (XSS)

Vendor Peter Keung

Product Peter’s Custom Anti-Spam

Weakness CWE-79 · XSS

Published October 24, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Peter Keung Peter’s Custom Anti-Spam plugin <= 3.2.2 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Peter's Custom Anti-Spam versions up to 3.2.2 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts. The vulnerability requires user interaction and can affect other users or the site itself. Update to a version newer than 3.2.2 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers or affect site functionality.

Potential impact on your site

04Site Impact

Site visitors may be redirected, have sessions hijacked, or see defaced content depending on the attack.

Conditions required to exploit

05Prerequisites

No authentication required. Victim must visit a page or click a link containing the malicious payload.

Key dates

06Disclosure timeline

October 24, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-45759 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

Related vulnerabilities

Identifiers

CVE CVE-2023-45759

CWE CWE-79

CVSS 7.1 / HIGH

Affected versions