CVE-2025-32463

CRITICALNVD 9.39.3—
EchelonGraph scoreHIGH confidence

Score elevated to 9.3 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-09-29), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.3 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 5 sources updated this weekExploited in the wild
9.3EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 55%CVSS: 9.3Exploit: cisa kev · ssvc active · Metasploit · epss top5pct · epss high · public exploitExposed: 0

A fix is available — apply it.

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.

CVSS v3
9.3
EG Score
9.3(high)
EG Risk
82(Attend)
EG Risk 82/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity93% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
55%
EPSS %ILE
99%
KEV
⚠ Exploited

Published

June 30, 2025

Last Modified

November 5, 2025

Advisory Details (10)

Auto-updated Jun 1, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: redhat, ubuntu.
generic

Security Advisories | Sudo

https://www.sudo.ws/security/advisories/
generic

ChangeLog | Sudo

https://www.sudo.ws/releases/changelog/
generic🟡 PoC Available

Sudo chroot elevation of privilege | Stratascale

https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot
generic🔴 Active Exploitation

Sudo LPE Vulnerabilities Resolved: What You Need to Know About CVE-202 | SecPod

https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/
generic

oss-security - CVE-2025-32463: sudo local privilege escalation via chroot option

https://www.openwall.com/lists/oss-security/2025/06/30/3
ubuntu Patch Available

USN-7604-1: Sudo vulnerabilities | Ubuntu security notices | Ubuntu

Affected: Ubuntu 24.04 LTS, Ubuntu 24.10, and

https://ubuntu.com/security/notices/USN-7604-1
generic

CVE-2025-32463

https://security-tracker.debian.org/tracker/CVE-2025-32463
generic

CVE-2025-32463

https://explore.alas.aws.amazon.com/CVE-2025-32463.html
generic

959314 – (CVE-2025-32462, CVE-2025-32463) <app-admin/sudo-1.9.17_p1: two local privilege escalation vulnerabilities

https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463
redhat Patch Available

cve-details

https://access.redhat.com/security/cve/cve-2025-32463

Vendor Advisories for CVE-2025-32463(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntusudo-ldap (1.9.16p2-1ubuntu1.1) @ plucky2026-07-26ubuntu
redhatsudo-0:1.9.15-8.p5.el10_0.22025-07-22redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(2)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 63× in last 7d / 348× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 696 total refreshes for this CVE.

  1. 2026-07-27 13:04 UTCVendor advisory
  2. 2026-07-27 13:04 UTCGHSA enrichment
  3. 2026-07-27 08:40 UTCVendor advisory
  4. 2026-07-27 08:40 UTCGHSA enrichment
  5. 2026-07-27 04:16 UTCVendor advisory
  6. 2026-07-27 04:16 UTCGHSA enrichment
  7. 2026-07-26 23:52 UTCVendor advisory
  8. 2026-07-26 23:51 UTCGHSA enrichment
  9. 2026-07-26 23:50 UTCGHSA enrichment
  10. 2026-07-26 19:26 UTCVendor advisory
  11. 2026-07-26 19:26 UTCGHSA enrichment
  12. 2026-07-26 15:00 UTCEG score recompute
  13. 2026-07-26 15:00 UTCVendor advisory
  14. 2026-07-26 15:00 UTCGHSA enrichment
  15. 2026-07-26 14:53 UTCEPSS rescore
  16. 2026-07-26 10:35 UTCEG score recompute
  17. 2026-07-26 10:35 UTCVendor advisory
  18. 2026-07-26 10:35 UTCGHSA enrichment
  19. 2026-07-26 06:10 UTCVendor advisory
  20. 2026-07-26 06:10 UTCGHSA enrichment
  21. 2026-07-26 01:46 UTCEG score recompute
  22. 2026-07-26 01:46 UTCVendor advisory
  23. 2026-07-26 01:46 UTCGHSA enrichment
  24. 2026-07-25 14:17 UTCEPSS rescore
  25. 2026-07-24 14:17 UTCEPSS rescore
Show 75 more
  1. 2026-07-23 02:53 UTCEG score recompute
  2. 2026-07-22 21:37 UTCEG score recompute
  3. 2026-07-22 21:37 UTCVendor advisory
  4. 2026-07-22 21:37 UTCGHSA enrichment
  5. 2026-07-22 19:40 UTCCISA KEV update
  6. 2026-07-22 16:59 UTCEG score recompute
  7. 2026-07-22 16:59 UTCVendor advisory
  8. 2026-07-22 16:59 UTCGHSA enrichment
  9. 2026-07-22 14:07 UTCEPSS rescore
  10. 2026-07-22 14:07 UTCEPSS rescore
  11. 2026-07-22 12:35 UTCVendor advisory
  12. 2026-07-22 12:35 UTCGHSA enrichment
  13. 2026-07-22 08:11 UTCVendor advisory
  14. 2026-07-22 08:11 UTCGHSA enrichment
  15. 2026-07-22 03:45 UTCVendor advisory
  16. 2026-07-22 03:45 UTCGHSA enrichment
  17. 2026-07-21 23:20 UTCVendor advisory
  18. 2026-07-21 23:20 UTCGHSA enrichment
  19. 2026-07-21 18:20 UTCEG score recompute
  20. 2026-07-21 18:20 UTCVendor advisory
  21. 2026-07-21 18:19 UTCGHSA enrichment
  22. 2026-07-21 15:24 UTCEPSS rescore
  23. 2026-07-21 15:24 UTCEPSS rescore
  24. 2026-07-21 14:37 UTCCISA KEV update
  25. 2026-07-21 13:54 UTCVendor advisory
  26. 2026-07-21 13:54 UTCGHSA enrichment
  27. 2026-07-21 09:30 UTCVendor advisory
  28. 2026-07-21 09:30 UTCGHSA enrichment
  29. 2026-07-21 05:06 UTCVendor advisory
  30. 2026-07-21 05:06 UTCGHSA enrichment
  31. 2026-07-21 00:41 UTCVendor advisory
  32. 2026-07-21 00:41 UTCGHSA enrichment
  33. 2026-07-20 20:17 UTCEG score recompute
  34. 2026-07-20 20:17 UTCVendor advisory
  35. 2026-07-20 20:17 UTCGHSA enrichment
  36. 2026-07-20 17:07 UTCEPSS rescore
  37. 2026-07-20 15:50 UTCVendor advisory
  38. 2026-07-20 15:50 UTCGHSA enrichment
  39. 2026-07-20 11:27 UTCVendor advisory
  40. 2026-07-20 11:26 UTCGHSA enrichment
  41. 2026-07-20 07:03 UTCVendor advisory
  42. 2026-07-20 07:02 UTCGHSA enrichment
  43. 2026-07-20 02:38 UTCVendor advisory
  44. 2026-07-20 02:38 UTCGHSA enrichment
  45. 2026-07-19 22:13 UTCVendor advisory
  46. 2026-07-19 22:13 UTCGHSA enrichment
  47. 2026-07-19 17:49 UTCVendor advisory
  48. 2026-07-19 17:49 UTCGHSA enrichment
  49. 2026-07-19 13:25 UTCVendor advisory
  50. 2026-07-19 13:25 UTCGHSA enrichment
  51. 2026-07-19 09:01 UTCVendor advisory
  52. 2026-07-19 09:01 UTCGHSA enrichment
  53. 2026-07-19 04:37 UTCEG score recompute
  54. 2026-07-19 04:37 UTCVendor advisory
  55. 2026-07-19 04:37 UTCGHSA enrichment
  56. 2026-07-19 02:28 UTCEPSS rescore
  57. 2026-07-19 02:28 UTCEPSS rescore
  58. 2026-07-19 00:13 UTCVendor advisory
  59. 2026-07-19 00:13 UTCGHSA enrichment
  60. 2026-07-18 19:48 UTCVendor advisory
  61. 2026-07-18 19:48 UTCGHSA enrichment
  62. 2026-07-18 15:24 UTCVendor advisory
  63. 2026-07-18 15:23 UTCGHSA enrichment
  64. 2026-07-18 10:59 UTCEG score recompute
  65. 2026-07-18 10:59 UTCVendor advisory
  66. 2026-07-18 10:59 UTCGHSA enrichment
  67. 2026-07-18 10:04 UTCEPSS rescore
  68. 2026-07-18 10:04 UTCEPSS rescore
  69. 2026-07-18 06:34 UTCVendor advisory
  70. 2026-07-18 06:34 UTCGHSA enrichment
  71. 2026-07-18 02:09 UTCVendor advisory
  72. 2026-07-18 02:09 UTCGHSA enrichment
  73. 2026-07-17 21:45 UTCVendor advisory
  74. 2026-07-17 21:45 UTCGHSA enrichment
  75. 2026-07-17 17:20 UTCVendor advisory

Publicly available exploits

(10 references)

Working exploit code is in the public domain (9 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCNowafen/CVE-2025-32463
    First seen Aug 8, 2025

    This CVE addresses a vulnerability in sudo versions 1.9.14 to 1.9.17, enabling unauthorized local privilege escalation to root access.

    Open source ↗
  • GitHub PoCAdityaBhatt3010/Sudo-Privilege-Escalation-Linux-CVE-2025-32463-and-CVE-2025-32462
    First seen Jul 21, 2025

    A deep dive into two critical Sudo vulnerabilities (CVE‑2025‑32463 & CVE‑2025‑32462) that enable local privilege escalation across major Linux distributions.

    Open source ↗
  • GitHub PoCMohamedKarrab/CVE-2025-32463
    First seen Jul 14, 2025

    Privilege escalation to root using sudo chroot, NO NEED for gcc installed.

    Open source ↗
  • Exploit-DBEDB-52352
    First seen Jul 8, 2025

    Sudo chroot 1.9.17 - Local Privilege Escalation

    Open source ↗
  • GitHub PoCK3ysTr0K3R/CVE-2025-32463-EXPLOIT
    First seen Jul 6, 2025

    A PoC exploit for CVE-2025-32463 - Sudo Privilege Escalation

    Open source ↗
  • GitHub PoCzinzloun/CVE-2025-32463
    First seen Jul 4, 2025

    # CVE-2025-32463 – Sudo EoP Exploit (PoC) with precompiled .so

    Open source ↗
  • GitHub PoCmirchr/CVE-2025-32463-sudo-chwoot
    First seen Jul 3, 2025

    PoC for CVE-2025-32463 - Sudo chroot Elevation of Privilege Vulnerability

    Open source ↗
  • GitHub PoCkh4sh3i/CVE-2025-32463
    First seen Jul 2, 2025

    Local Privilege Escalation to Root via Sudo chroot in Linux

    Open source ↗
  • GitHub PoCK1tt3h/CVE-2025-32463-POC
    First seen Jul 1, 2025

    CVE-2025-32463 Proof of concept

    Open source ↗
  • GitHub PoCIC3-512/linux-root-kit
    First seen Jul 1, 2025

    End-to-end simulation of a Python dependency confusion attack, sudo privilege escalation (CVE-2025-32463), and rootkit-based persistence - with full memory and network forensic analysis.

    Open source ↗

Frequently asked(6)

What is CVE-2025-32463?
CVE-2025-32463 is a critical vulnerability published on June 30, 2025. 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.
When was CVE-2025-32463 disclosed?
CVE-2025-32463 was first published in the National Vulnerability Database on June 30, 2025, with the most recent update on November 5, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-32463 actively exploited?
Yes. CISA added CVE-2025-32463 to the Known Exploited Vulnerabilities catalog on September 29, 2025, affecting Sudo Sudo. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2025-32463?
CVE-2025-32463 has a CVSS v3 base score of 9.3 (NVD).
Which products are affected by CVE-2025-32463?
CVE-2025-32463 affects Sudo Sudo. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2025-32463?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-32463, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2025-32463

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