CVE-2020-22841
MEDIUMCVSS 4.8/10EPSS 3.54%
Last modified
CVE-2020-22841 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Stored XSS in b2evolution CMS version 6.11.6 and prior allows an attacker to perform malicious JavaScript code execution via the plugin name input field in the plugin module.. EPSS estimates a 3.54% chance of exploitation in the next 30 days.
Description
Stored XSS in b2evolution CMS version 6.11.6 and prior allows an attacker to perform malicious JavaScript code execution via the plugin name input field in the plugin module.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| B2evolution | B2evolution | < 6.11.6 |
References
- http://packetstormsecurity.com/files/161363/b2evolution-CMS-6.11.6-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/b2evolution/b2evolution/issues/102Third Party Advisory
- https://www.exploit-db.com/exploits/49551Exploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/161363/b2evolution-CMS-6.11.6-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/b2evolution/b2evolution/issues/102Third Party Advisory
- https://www.exploit-db.com/exploits/49551Exploit, Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-22841?
Stored XSS in b2evolution CMS version 6.11.6 and prior allows an attacker to perform malicious JavaScript code execution via the plugin name input field in the plugin module.
How severe is CVE-2020-22841?
CVE-2020-22841 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 3.54% probability of exploitation in the next 30 days.
How do I fix CVE-2020-22841?
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.
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Are you affected by CVE-2020-22841?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST