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CVE-2025-34298

28
FAUCET Score

CVE-2025-34298 is a high-severity privilege escalation vulnerability affecting Nagios Log Server versions prior to 2024R1.3.2. An authenticated user can manipulate their account's email address to an invalid value, exploiting insufficient validation and authorization checks to gain elevated privileges or bypass access controls. With a CVSS score of 8.8, this vulnerability presents a significant risk for full confidentiality, integrity, and availability compromise. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2024CPE matchmatch criteria
cpe:2.3:a:nagios:log_server:*:*:*:*:*:*:*:*
2024CPE matchmatch criteria
cpe:2.3:a:nagios:log_server:2024:r1:*:*:*:*:*:*
2024CPE matchmatch criteria
cpe:2.3:a:nagios:log_server:2024:r1.0.1:*:*:*:*:*:*
2024CPE matchmatch criteria
cpe:2.3:a:nagios:log_server:2024:r1.0.2:*:*:*:*:*:*
2024CPE matchmatch criteria
cpe:2.3:a:nagios:log_server:2024:r1.1:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

8.7HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 39th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

nagios.com / changelog/nagios-log-server-2024r1
Release Notes
vulncheck.com / advisories/nagios-log-server-set-email-privilege-escalation
Third Party Advisory