CVE-2020-10821
MEDIUMCVSS 4.8/10EPSS 73.56%
Last modified
CVE-2020-10821 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Nagios XI 5.6.11 allows XSS via the account/main.php theme parameter.. EPSS estimates a 73.56% chance of exploitation in the next 30 days.
Description
Nagios XI 5.6.11 allows XSS via the account/main.php theme parameter.
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 |
|---|---|---|
| Nagios | Nagios Xi | 5.6.11 |
References
- https://code610.blogspot.com/2020/03/nagios-5611-xssd.htmlExploit, Third Party Advisory
- https://code610.blogspot.com/2020/03/nagios-5611-xssd.htmlExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-10821?
Nagios XI 5.6.11 allows XSS via the account/main.php theme parameter.
How severe is CVE-2020-10821?
CVE-2020-10821 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 73.56% probability of exploitation in the next 30 days.
How do I fix CVE-2020-10821?
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 2020
- CVE-2020-10816Zoho ManageEngine Applications Manager 14780 and before allo…7.5
- CVE-2020-10817The custom-searchable-data-entry-system (aka Custom Searchab…8.8
- CVE-2020-10818Artica Proxy 4.26 allows remote command execution for an aut…7.2
- CVE-2020-10819Nagios XI 5.6.11 allows XSS via the includes/components/ldap…4.8
- CVE-2020-1082An elevation of privilege vulnerability exists in Windows Er…7.8
- CVE-2020-10820Nagios XI 5.6.11 allows XSS via the includes/components/ldap…4.8
- CVE-2020-10823A stack-based buffer overflow in /cgi-bin/activate.cgi throu…9.8
- CVE-2020-10824A stack-based buffer overflow in /cgi-bin/activate.cgi throu…9.8
- CVE-2020-10825A stack-based buffer overflow in /cgi-bin/activate.cgi while…9.8
- CVE-2020-10826/cgi-bin/activate.cgi on Draytek Vigor3900, Vigor2960, and V…9.8
- CVE-2020-10827A stack-based buffer overflow in apmd on Draytek Vigor3900, …9.8
- CVE-2020-10828A stack-based buffer overflow in cvmd on Draytek Vigor3900, …9.8
Are you affected by CVE-2020-10821?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST