CVE-2026-57764
Deferred Deferred - Pending Action

Contributor XSS in Surbma Yoast SEO Breadcrumb Shortcode

Vulnerability report for CVE-2026-57764, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-07-02

Last updated on: 2026-07-02

Assigner: Patchstack

Description

Contributor Cross Site Scripting (XSS) in Surbma | Yoast SEO Breadcrumb Shortcode <= 1.2 versions.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-07-02
Last Modified
2026-07-02
Generated
2026-07-02
AI Q&A
2026-07-02
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
surbma yoast_seo_breadcrumb_shortcode to 1.2 (exc)

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

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Executive Summary

CVE-2026-57764 is a Cross Site Scripting (XSS) vulnerability affecting the WordPress plugin "Surbma | Yoast SEO Breadcrumb Shortcode" versions 1.2 and below.

This vulnerability allows a privileged user, such as a Contributor or Developer, to inject malicious scripts by performing actions like clicking a malicious link or submitting a form.

The injected scripts could execute when visitors access the website, potentially causing redirects or displaying unwanted advertisements.

Impact Analysis

If exploited, this vulnerability can allow attackers to inject malicious scripts into your website.

  • These scripts could redirect visitors to malicious sites.
  • They could also display unwanted advertisements or other harmful content.

The vulnerability requires a privileged user to perform an action for exploitation, so the risk depends on user roles and actions.

Mitigation Strategies

The vulnerability affects versions 1.2 and below of the Surbma | Yoast SEO Breadcrumb Shortcode WordPress plugin.

Since there is no official patch or updated version released yet, users are advised to update the affected plugin immediately once a patched version becomes available.

If updating is not possible at the moment, users should seek assistance from their hosting provider or web developer to mitigate the risk.

Because exploitation requires a privileged user (Contributor or Developer) to perform an action like clicking a malicious link or submitting a form, limiting such user privileges and monitoring user activities can help reduce risk.

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EPSS Chart