CVE-2020-36869

HIGH
Published Oct 30, 2025 Modified Nov 5, 2025 CWE-89

Description

Nagios XI versions prior to 5.7.5 contain a SQL injection vulnerability in the SNMP Trap Interface edit page. Exploitation requires an account with administrative privileges to access the affected interface. A user with administrative access could supply crafted input that is not properly sanitized, allowing SQL injection that may lead to unauthorized disclosure or modification of application data or execution of arbitrary SQL commands against the backend database.

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CVSS v3.1 Score

7.2
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-89 SQL Injection

Affected Products

Vendor Product
nagios nagios_xi

References

Frequently Asked Questions

What is CVE-2020-36869? +
Nagios XI versions prior to 5.7.5 contain a SQL injection vulnerability in the SNMP Trap Interface edit page. Exploitation requires an account with administrative privileges to access the affected interface. A user with administrative access could supply crafted input that is not properly sanitized, allowing SQL injection that may lead to unauthorized disclosure or modification of application data or execution of arbitrary SQL commands against the backend database. It has a CVSS v3.1 base score of 7.2 (HIGH).
How severe is CVE-2020-36869? +
CVE-2020-36869 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2020-36869? +
CVE-2020-36869 affects products from nagios, specifically: nagios_xi. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2020-36869? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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