CVE-2021-31631
HIGHCVSS 8.8/10EPSS 0.54%
Last modified
CVE-2021-31631 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. b2evolution CMS v7.2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the User login page. This vulnerability allows attackers to escalate privileges.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.
Description
b2evolution CMS v7.2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the User login page. This vulnerability allows attackers to escalate privileges.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| B2evolution | B2evolution Cms | 7.2.3 |
References
- https://gist.github.com/stacksmasher007/76514ab2b782fb4383f1121e6fc19241Exploit, Third Party Advisory
- https://gist.github.com/stacksmasher007/76514ab2b782fb4383f1121e6fc19241Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31631?
b2evolution CMS v7.2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the User login page. This vulnerability allows attackers to escalate privileges.
How severe is CVE-2021-31631?
CVE-2021-31631 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2021-31631?
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-2021-31631?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST