CVE-2018-18247 Cross-site scripting in n/a

What is CVE-2018-18247?

CVE-2018-18247 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Dec 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Icinga Web 2 before 2.6.2 has XSS via the /icingaweb2/navigation/add icon parameter.

Weakness: CWE-79

Which versions are affected by CVE-2018-18247?

It affects 1 product.

Products include Icinga Icinga Web 2.

How do I fix CVE-2018-18247?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2018-18247 being exploited?

There is no known exploitation of CVE-2018-18247 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2018-18249 Code injection in n/a Critical 9.8
• CVE-2022-24715 Arbitrary code execution for authenticated users in Icinga Web 2 High 8.5
• CVE-2025-27404 Icinga Web 2 DOM-based XSS vulnerability High 7.7
• CVE-2025-27405 Icinga Web 2 has XSS in embedded content High 7.7
• CVE-2022-24716 Path traversal in Icinga Web 2 High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2018-18247, GHSA-rgg3-7933-rh7j, UBUNTU-CVE-2018-18247.