CVE-2019-16223
MEDIUMCVSS 5.4/10EPSS 5.18%
Last modified
CVE-2019-16223 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. WordPress before 5.2.3 allows XSS in post previews by authenticated users.. EPSS estimates a 5.18% chance of exploitation in the next 30 days.
Description
WordPress before 5.2.3 allows XSS in post previews by authenticated users.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wordpress | Wordpress | < 5.2.3 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
References
- http://packetstormsecurity.com/files/160745/WordPress-Core-5.2.2-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/10/msg00023.htmlMailing List, Third Party Advisory
- https://seclists.org/bugtraq/2020/Jan/8Mailing List, Third Party Advisory
- https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/Release Notes, Vendor Advisory
- https://wpvulndb.com/vulnerabilities/9862Third Party Advisory
- https://www.debian.org/security/2020/dsa-4599Third Party Advisory
- https://www.debian.org/security/2020/dsa-4677Third Party Advisory
- http://packetstormsecurity.com/files/160745/WordPress-Core-5.2.2-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/10/msg00023.htmlMailing List, Third Party Advisory
- https://seclists.org/bugtraq/2020/Jan/8Mailing List, Third Party Advisory
- https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/Release Notes, Vendor Advisory
- https://wpvulndb.com/vulnerabilities/9862Third Party Advisory
- https://www.debian.org/security/2020/dsa-4599Third Party Advisory
- https://www.debian.org/security/2020/dsa-4677Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-16223?
WordPress before 5.2.3 allows XSS in post previews by authenticated users.
How severe is CVE-2019-16223?
CVE-2019-16223 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 5.18% probability of exploitation in the next 30 days.
How do I fix CVE-2019-16223?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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 2019
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Are you affected by CVE-2019-16223?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
