CVE-2021-35478
lowpriority · attend · 49EPSS 0.766 · 100 %ileEUUSEPSS · scored 2026-10-27
Nagios Log Server before 2.1.9 contains Reflected XSS in the dropdown box for the alert history and audit log function. All parameters used for filtering are affected. This affects users who open a crafted link or third-party web page.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–5.4
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (10)
External citations — patches, advisories, analysis.
- https://research.nccgroup.com/2021/07/22/technical-advisory-stored-and-reflected-xss-vulnerability-in-nagios-log-server-cve-2021-35478cve-2021-35479/cnnvd
- https://research.nccgroup.com/?research=Technical%20advisoriescnnvd
- https://www.cybersecurity-help.cz/vdb/SB2021072909cnnvd
- https://www.nagios.com/downloads/nagios-log-server/change-log/cnnvd
- https://research.nccgroup.com/2021/07/22/technical-advisory-stored-and-reflected-xss-vulnerability-in-nagios-log-server-cve-2021-35478cve-2021-35479/enisa_euvd
- https://research.nccgroup.com/?research=Technical%20advisoriesenisa_euvd
- https://www.nagios.com/downloads/nagios-log-server/change-log/enisa_euvd
- https://research.nccgroup.com/2021/07/22/technical-advisory-stored-and-reflected-xss-vulnerability-in-nagios-log-server-cve-2021-35478cve-2021-35479/ExploitThird Party Advisorynvd
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