Threadlinqs IntelligenceStart free

VulnerabilityCVE-2025-32463Published 2025-06-30

CVE-2025-32463 — Sudo

criticalCISA KEVPublic exploit11 PoC repos

As of 2026-02-26, CVE-2025-32463 is a CRITICAL-severity vulnerability in Sudo, CVSS v3.1 9.3, EPSS 47.4% (98.7th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-09-29), with a US federal remediation deadline of 2025-10-20. Threadlinqs Intelligence links 2 tracked threat campaigns to CVE-2025-32463, most recently “Gentlemen Ransomware (Storm-2697): Double-Extortion RaaS with Fortinet Exploitation, BYOVD EDR Killers and GPO-Based Mass Deployment”.

CVSS v3.1
9.3/10Critical
EPSS
47.4%Higher than 98.7% of scored CVEs
CISA KEV
ListedAdded · due 2025-10-20
Tracked threats
2Campaigns referencing it
Priority
9/10Threadlinqs triage score
Published
Updated 2026-02-26
CVSS v3.1 9.3 (CRITICAL) · EPSS 47.4% (higher than 98.7% of all scored CVEs) · Priority 9/10 · Published 2025-06-30

Last updated:

What is CVE-2025-32463?

Sudo before 1.9.17p1 allows local users to obtain root access because /etc/nsswitch.conf from a user-controlled directory is used with the --chroot option.

The record classifies CVE-2025-32463 under weakness class CWE-829. Its CVSS v3 base vector states that the flaw requires local access to the host, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 486 days ago.

Severity and exploitation probability

CVSS v3.1 base score
9.3 — CRITICAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS (FIRST)
47.4% probability of exploitation in the next 30 days, higher than 98.7% of all scored CVEs
CISA KEV
Listed since 2025-09-29, federal remediation deadline 2025-10-20
Threadlinqs priority
9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published
2025-06-30, last modified 2026-02-26

Is CVE-2025-32463 being exploited?

CISA added CVE-2025-32463 to the Known Exploited Vulnerabilities catalog on 2025-09-29, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2025-10-20 under BOD 22-01. Weaponised exploit code for CVE-2025-32463 is publicly available. 11 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 48 in the Threadlinqs vulnerability feed.

Affected products and versions

  • Sudo project: Sudo

How to fix CVE-2025-32463

Vendor advisory: https://www.sudo.ws/security/advisories/. Because CVE-2025-32463 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2025-10-20. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

Threat activity tracking CVE-2025-32463

2 tracked threats in the Threadlinqs corpus reference CVE-2025-32463, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Other references

Showing 5 of 15 recorded references.