CVE-2026-3299
Last modified
CVE-2026-3299 is a medium-severity vulnerability rated 6.4/10 on the CVSS scale. The WP YouTube Lyte plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'lyte' shortcode in all versions up to, and including, 1.7.29 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
The WP YouTube Lyte plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'lyte' shortcode in all versions up to, and including, 1.7.29 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-3299?
How severe is CVE-2026-3299?
How do I fix CVE-2026-3299?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-32984Wazuh authd contains a heap-buffer overflow vulnerability th…5.3
- CVE-2026-32985Xerte Online Toolkits versions 3.14 and earlier contain an u…9.8
- CVE-2026-32986Textpattern CMS version 4.9.0 contains a second-order cross-…6.1
- CVE-2026-32987OpenClaw before 2026.3.13 allows bootstrap setup codes to be…9.8
- CVE-2026-32988OpenClaw before 2026.3.11 contains a sandbox boundary bypass…7.5
- CVE-2026-32989Precurio Intranet Portal 4.4 contains a cross-site request f…8.8
- CVE-2026-32990Improper Input Validation vulnerability in Apache Tomcat due…5.3
- CVE-2026-32991Improper authorization checks of team members privileges all…7.1
- CVE-2026-32992SSL verification is disabled in the DNS Cluster system. This…8.2
- CVE-2026-32993Improper sanitization of the `status` query parameter of the…8.3
- CVE-2026-32994The /api/v1/autotranslate.translateMessage endpoint in versi…5.3
- CVE-2026-32995The Rocket.Chat DDP method autoTranslate.translateMessage in…7.5
Are you affected by CVE-2026-3299?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST