CVE-2023-34026 HIGH

CVE-2023-34026: WordPress This Day In History Plugin <= 3.10.1 is vulnerable to Cross Site Scripting (XSS)

Vendor Brokencrust

Product This Day In History

Weakness CWE-79 · XSS

Published June 12, 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 BrokenCrust This Day In History plugin <= 3.10.1 versions.

Explanation of Vulnerability in Simple Terms

02Summary

This Day In History version 3.10.1 and earlier contains a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the application. An attacker can craft a malicious link or page that, when visited by a site user, executes arbitrary JavaScript in the victim's browser. The vulnerability affects the application's scope, potentially impacting other users or site functionality.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a user's browser to steal session tokens, redirect users, or deface content.

Potential impact on your site

04Site Impact

Users visiting malicious links could have their sessions hijacked or be redirected to phishing sites; site reputation and user trust at risk.

Conditions required to exploit

05Prerequisites

The victim must visit a malicious link or page crafted by the attacker. No authentication required.

Key dates

06Disclosure timeline

June 12, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-34026 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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