CVE-2026-1809 describes a Stored Cross-Site Scripting (XSS) vulnerability in the HTML Tag Shortcodes plugin for WordPress, affecting all versions up to and including 1.1. This flaw stems from insufficient input sanitization and output escaping of user-supplied attributes within the plugin's shortcodes. The vulnerability has a CVSS score of 6.4 (Medium), indicating that authenticated attackers with contributor-level access or higher can inject malicious web scripts into pages, which will execute when other users view those pages. Currently, there is no evidence of active exploitation, nor is exploit code publicly available in Metasploit, Nuclei, or ExploitDB, and it has garnered minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Jhoylman | HTML Shortcodes | >= 0, <= 1.1CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.