Nagios Log Server < 2024R1.3.1 RCE via Malformed Dashboard ID
Priority MEDIUM 53CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-94.
Summary
Nagios Log Server versions prior to 2024R1.3.1 contain a code injection vulnerability where malformed dashboard ID values are not properly validated before being forwarded to an internal API. An attacker able to supply crafted dashboard ID values can cause the system to execute attacker-controlled data, leading to arbitrary code execution in the context of the Log Server process.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02154 82nd percentileScored 2026-11-07
Fix Fixed Log Server (Nagios): 2024R1.3.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Nagios | Log Server | before 2024R1.3.1 | 2024R1.3.1 | Patch available | CNA |
- Log Server VendorNagios Affected before 2024R1.3.1 Fixed in 2024R1.3.1 Patch available CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nagios:log_server:*:*:*:*:*:*:*:* | before 2024 | Vulnerable | Nagios |
| cpe:2.3:a:nagios:log_server:2024:r1:*:*:*:*:*:* | 2024 r1 | Vulnerable | Nagios |
| cpe:2.3:a:nagios:log_server:2024:r1.0.1:*:*:*:*:*:* | 2024 r1.0.1 | Vulnerable | Nagios |
| cpe:2.3:a:nagios:log_server:2024:r1.0.2:*:*:*:*:*:* | 2024 r1.0.2 | Vulnerable | Nagios |
| cpe:2.3:a:nagios:log_server:2024:r1.1:*:*:*:*:*:* | 2024 r1.1 | Vulnerable | Nagios |
| cpe:2.3:a:nagios:log_server:2024:r1.2:*:*:*:*:*:* | 2024 r1.2 | Vulnerable | Nagios |
| cpe:2.3:a:nagios:log_server:2024:r1.3:*:*:*:*:*:* | 2024 r1.3 | Vulnerable | Nagios |
- cpe:2.3:a:nagios:log_server:*:*:*:*:*:*:*:* Versions before 2024 Vulnerable ·Nagios
- cpe:2.3:a:nagios:log_server:2024:r1:*:*:*:*:*:* Versions 2024 r1 Vulnerable ·Nagios
- cpe:2.3:a:nagios:log_server:2024:r1.0.1:*:*:*:*:*:* Versions 2024 r1.0.1 Vulnerable ·Nagios
- cpe:2.3:a:nagios:log_server:2024:r1.0.2:*:*:*:*:*:* Versions 2024 r1.0.2 Vulnerable ·Nagios
- cpe:2.3:a:nagios:log_server:2024:r1.1:*:*:*:*:*:* Versions 2024 r1.1 Vulnerable ·Nagios
- cpe:2.3:a:nagios:log_server:2024:r1.2:*:*:*:*:*:* Versions 2024 r1.2 Vulnerable ·Nagios
- cpe:2.3:a:nagios:log_server:2024:r1.3:*:*:*:*:*:* Versions 2024 r1.3 Vulnerable ·Nagios
Remediation
- Fix · CNA Log Server (Nagios) Fixed in 2024R1.3.1
Timeline
- 2026-10-02 Threatist record created from CVE-2025-34277
- 2026-10-03 Alias added: GHSA-pc79-p3cx-hcjp
References
More Nagios Log Server vulnerabilities
- TI-2025-21095 Cross Site Scripting vulnerability in Nagios Log Server v.2024R1.3.1 allows a remote… CVSS 3.1HIGH 8.3
- TI-2025-28646 Nagios Log Server before 2024R1.3.2 allows authenticated users to retrieve cleartext… CVSS 3.1CRITICAL 9.9
- TI-2025-28647 Incorrect authorization in Nagios Log Server CVSS 3.1HIGH 8.5
- TI-2021-14218 Nagios Log Server before 2.1.9 contains Reflected XSS in the dropdown box for the alert… CVSS 3.1MEDIUM 5.4
- TI-2025-24454 Nagios Log Server < 2026R1.0.1 Authenticated Command Injection via Natural Language Queries CVSS 4.0HIGH 8.6
- TI-2023-06689 Nagios Log Server < 2024R1 Incorrect Authorization Granting Full API Access CVSS 4.0HIGH 8.7
Sources
- CVE-2025-34277 · CVE Program
- CVE-2025-34277 · NVD
- FIRST EPSS
- GHSA-pc79-p3cx-hcjp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences