CVE-2020-28903: nagios fusion Cross-site Scripting
CVSS: 6.1v3.1MediumModified
Published 24-05-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-28903 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in nagios fusion. EPSS estimates a 13.20% chance of exploitation in the next 30 days, higher than 96.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.1/10
010
Medium · v3.1 (NVD)EPSS score
13.20%
0%100%
Medium · +3.10 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 24-05-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Improper input validation in Nagios Fusion 4.1.8 and earlier allows a remote attacker with control over a fused server to inject arbitrary HTML, aka XSS.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 6.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NSourcesSingle source
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
13.20%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
+3.10 pp
From 10.10% on 21-09-2026
21-09-202621-10-2026
EPSS score13.20%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (skylightcyber.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Nagios1 product
- fusion≤ 4.1.8
1 vendor · 1 product
References
3 links- skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/X Refsource MISCExploitThird Party Advisory