PT-2026-22095 · WordPress · Custom Logo

Ibnu + 1 · Published 2026-02-26 · Updated 2026-02-26 · CVE-2026-2499

Positive Technologies (AI Summary)

CVSS v3.1

4.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions WordPress Custom Logo plugin versions prior to 2.3

Description The Custom Logo plugin for WordPress is susceptible to Stored Cross-Site Scripting through admin settings. Insufficient input sanitization and output escaping allows authenticated attackers with administrator-level permissions and above to inject arbitrary web scripts into pages. These scripts execute when a user accesses the injected page. This issue only impacts multi-site installations and installations where unfiltered html has been disabled.

Recommendations Update to version 2.3 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-2499

Affected Products

Custom Logo

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-2499 · Security Note
• https://twitter.com/CVEnew/status/2027004219916501163 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/92705581-9a0d-4d23-9118-fec9100e4ce1?source=cve · Note
• https://twitter.com/VulmonFeeds/status/2026942267164938379 · Twitter Post
• https://plugins.trac.wordpress.org/browser/custom-logo/trunk/custom-logo.php#L18 · Note
• https://t.me/CVEtracker/45818 · Telegram Post
• https://plugins.trac.wordpress.org/browser/custom-logo/tags/2.2/custom-logo.php#L18 · Note