CVE-2026-0800
Last modified
CVE-2026-0800 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. The User Submitted Posts – Enable Users to Submit Posts from the Front End plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the custom fields in all versions up to, and including, 20251210 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers 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 User Submitted Posts – Enable Users to Submit Posts from the Front End plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the custom fields in all versions up to, and including, 20251210 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers 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:N/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-2026-0800?
How severe is CVE-2026-0800?
How do I fix CVE-2026-0800?
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-2026-0793ALGO 8180 IP Audio Alerter InformaCast Heap-based Buffer Ove…9.8
- CVE-2026-0794ALGO 8180 IP Audio Alerter SIP Use-After-Free Remote Code Ex…9.8
- CVE-2026-0795ALGO 8180 IP Audio Alerter Web UI Command Injection Remote C…8.8
- CVE-2026-0796ALGO 8180 IP Audio Alerter Web UI Command Injection Remote C…8.8
- CVE-2026-0797GIMP ICO File Parsing Heap-based Buffer Overflow Remote Code…8.8
- CVE-2026-0798Gitea may send release notification emails for private repos…3.5
- CVE-2026-0802An ACAP configuration file lacked sufficient input validatio…7.3
- CVE-2026-0803A vulnerability was found in PHPGurukul Online Course Regist…8.8
- CVE-2026-0804An ACAP configuration file lacked sufficient input validatio…7.3
- CVE-2026-0805An input neutralization vulnerability in the Backup Configur…8.8
- CVE-2026-0806The WP-ClanWars plugin for WordPress is vulnerable to SQL In…4.9
- CVE-2026-0807The Frontis Blocks plugin for WordPress is vulnerable to Ser…7.2
Are you affected by CVE-2026-0800?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST