CVE-2023-28821
MEDIUMCVSS 5.3/10EPSS 0.73%
Last modified
CVE-2023-28821 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Concrete CMS (previously concrete5) before 9.1 did not have a rate limit for password resets.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
Description
Concrete CMS (previously concrete5) before 9.1 did not have a rate limit for password resets.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Concretecms | Concrete Cms | < 9.1.0 |
References
- https://github.com/concretecms/concretecms/releasesRelease Notes
- https://github.com/concretecms/concretecms/releasesRelease Notes
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-28821?
Concrete CMS (previously concrete5) before 9.1 did not have a rate limit for password resets.
How severe is CVE-2023-28821?
CVE-2023-28821 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2023-28821?
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.
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Are you affected by CVE-2023-28821?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST