CVE-2021-33177 in the critical feed json
The Bulk Modifications functionality in Nagios XI versions prior to 5.8.5 is vulnerable to SQL injection.
published 2021-10-14 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-19892
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 10.1%
- EPSS 10.1% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
The Bulk Modifications functionality in Nagios XI versions prior to 5.8.5 is vulnerable to SQL injection. Exploitation requires the malicious actor to be authenticated to the vulnerable system, but once authenticated they would be able to execute arbitrary sql queries.
Patch / fix
- nagios nagios_xi 5.8.5
Exploit prediction
10.13% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- Nagios Nagios XI
Classification
- Weakness
-
- CWE-89 Improper Neutralization of Special Elements used in an SQL Command
References
-
synopsys.com
/blogs/software-security/cyrc-advisory-nagios-xi
third-party-advisory
Sources
- CVE List CVE-2021-33177
- NVD CVE-2021-33177
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