PT-2023-19528 · WordPress · Blog-In-Blog

István Márton + 1 · Published 2023-05-31 · Updated 2023-06-06 · CVE-2023-2436

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Blog-in-Blog plugin for WordPress versions up to, and including, 1.1.1

Description The issue arises from insufficient input sanitization and output escaping on user-supplied attributes in the blog in blog shortcode, allowing authenticated attackers with editor-level and above permissions to inject arbitrary web scripts in pages. This enables the execution of injected scripts whenever a user accesses an injected page.

Recommendations For Blog-in-Blog plugin for WordPress versions up to, and including, 1.1.1, update to a version that addresses the insufficient input sanitization and output escaping issue in the blog in blog shortcode.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-2436

Affected Products

Blog-In-Blog

References · 5

• https://plugins.trac.wordpress.org/browser/blog-in-blog/tags/1.1.1/blog-in-blog.php#L257 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-2436 · Security Note
• https://osv.dev/vulnerability/CVE-2023-2436 · Vendor Advisory
• https://plugins.trac.wordpress.org/changeset/3446931 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/5c6a88c3-18b7-470f-8014-373ead66dcfa?source=cve · Note