CVE-2023-27419 HIGH

CVE-2023-27419: WordPress Viable blog Theme <= 1.1.4 is vulnerable to Cross Site Scripting (XSS)

Vendor Everest Themes

Product Viable Blog

Weakness CWE-79 · XSS

Published May 10, 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 Everest themes Viable Blog theme <= 1.1.4 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Viable Blog versions up to 1.1.4 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the site. An attacker can craft a malicious link that, when clicked by a site visitor, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or defacement. The vulnerability affects all users who visit a compromised page.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in visitors' browsers to steal sessions, credentials, or deface content.

Potential impact on your site

04Site Impact

Visitors' sessions and credentials can be compromised; site content may be defaced or redirected without your control.

Conditions required to exploit

05Prerequisites

Attacker must trick a site visitor into clicking a malicious link or visiting a compromised page.

Key dates

06Disclosure timeline

May 10, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-27419 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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