Cisco has released 10 security advisories addressing multiple vulnerabilities, including seven high and three medium severity advisories affecting Cisco IOS XR Software, which is a networking software system.
CVE-2025-20138 is an ‘improper neutralization of special elements used in an OS Command’ vulnerability with a CVSSv3 score of 8.8. Successful exploitation could allow an authenticated, remote attacker to execute arbitrary commands and elevate privileges on an affected device, provided that the attacker has valid read-only administrative credentials.
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Source: NHS Digital
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