CVE-2025-49809

Public Exploit

Description

mtr through 0.95, in certain privileged contexts, mishandles execution of a program specified by the MTR_PACKET environment variable. NOTE: mtr on macOS may often have Sudo rules, as an indirect consequence of Homebrew not installing setuid binaries.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.01%
Affected: mtr mtr
Published at:
Updated at:

References

Link Tags
https://github.com/Homebrew/homebrew-core/issues/35085
https://github.com/traviscross/mtr/blob/master/SECURITY
https://github.com/traviscross/mtr/commit/5226f105f087c29d3cfad9f28000e7536af91ac6

Frequently Asked Questions

What is the severity of CVE-2025-49809?
CVE-2025-49809 has been scored as a high severity vulnerability.
How to fix CVE-2025-49809?
To fix CVE-2025-49809, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-49809 being actively exploited in the wild?
It is possible that CVE-2025-49809 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-49809?
CVE-2025-49809 affects mtr mtr.
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