Exploited vulnerability · CISA KEV

Is CVE-2025-32463 exploited? Yes: in CISA KEV since 29 Sep 2025

Gociux · Sudo · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2025-32463, Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 29 Sep 2025, 91 days after it was published. It affects Sudo. If you run it, CISA's required action is: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

What it is

Sudo contains an inclusion of functionality from untrusted control sphere vulnerability. This vulnerability could allow local attacker to leverage sudo’s -R (--chroot) option to run arbitrary commands as root, even if they are not listed in the sudoers file.

What to do

1. Check whether you run it. Look for Sudo in your asset inventory, including appliances and cloud images. Stack check lists every exploited Sudo CVE at once.
2. Apply the fix. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 30 Jun 2025.
4. Get told next time. Email alerts when CISA adds a CVE for Sudo.

Other exploited CVEs in Sudo

• CVE-2021-3156: Sudo Heap-Based Buffer Overflow Vulnerability (6 Apr 2022)

References

• nvd.nist.gov/vuln/detail/CVE-2025-32463

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in September 2025 · Sudo scorecard · act-now radar.