# Sudo vulnerabilities

Source: https://junglewise.ai/threats/technologies/sudo  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/sudo.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 6 vulnerabilities in Sudo: 0 in the last 7 days and 2 in the last 90 days, 2 of them critical and 2 exploited in the wild. The most recent, CVE-2026-96512, was published on 23 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 6 (2 critical, 2 exploited in the wild)

## About Sudo

Sudo is a Unix utility that allows users to run commands with elevated privileges.

## Latest Sudo vulnerabilities

- [CVE-2026-96512: sudo time-based access restriction bypass via TZ environment variable](https://junglewise.ai/threats/cve-2026-96512-a-flaw-was-found-in-sudo-when-sudoers-rules-use-notbefore-or) (high, CVSS 7.8, published 23 Sep 2026)
- [CVE-2026-82474: Sudo ptrace intercept bypass via execveat](https://junglewise.ai/threats/cve-2026-82474-sudo-ptrace-intercept-bypass-via-execveat) (high, CVSS 7.8, published 29 Aug 2026)
- [CVE-2026-35535: Sudo privilege escalation via fail-open privilege drop in mailer](https://junglewise.ai/threats/cve-2026-35535-sudo-privilege-escalation-via-fail-open-privilege-drop-in-mailer) (high, CVSS 7.4, published 3 Apr 2026)
- [CVE-2025-32463: Sudo privilege escalation via untrusted chroot configuration](https://junglewise.ai/threats/cve-2025-32463-sudo-privilege-escalation-via-untrusted-chroot-configuration) (critical, exploited in the wild, CVSS 9.3, published 29 Sep 2025)
- [CVE-2021-3156: Sudo Heap-Based Buffer Overflow Vulnerability](https://junglewise.ai/threats/cve-2021-3156-sudo-heap-based-buffer-overflow-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 6 Apr 2022)
- [CVE-1999-0958: Sudo path traversal in command validation](https://junglewise.ai/threats/cve-1999-0958-sudo-path-traversal-in-command-validation) (high, CVSS 7.2, published 12 Jan 1998)

## Most severe Sudo vulnerabilities

- [CVE-2025-32463: Sudo privilege escalation via untrusted chroot configuration](https://junglewise.ai/threats/cve-2025-32463-sudo-privilege-escalation-via-untrusted-chroot-configuration) (critical, exploited in the wild, CVSS 9.3, published 29 Sep 2025)
- [CVE-2021-3156: Sudo Heap-Based Buffer Overflow Vulnerability](https://junglewise.ai/threats/cve-2021-3156-sudo-heap-based-buffer-overflow-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 6 Apr 2022)
- [CVE-2026-96512: sudo time-based access restriction bypass via TZ environment variable](https://junglewise.ai/threats/cve-2026-96512-a-flaw-was-found-in-sudo-when-sudoers-rules-use-notbefore-or) (high, CVSS 7.8, published 23 Sep 2026)
- [CVE-2026-82474: Sudo ptrace intercept bypass via execveat](https://junglewise.ai/threats/cve-2026-82474-sudo-ptrace-intercept-bypass-via-execveat) (high, CVSS 7.8, published 29 Aug 2026)
- [CVE-2026-35535: Sudo privilege escalation via fail-open privilege drop in mailer](https://junglewise.ai/threats/cve-2026-35535-sudo-privilege-escalation-via-fail-open-privilege-drop-in-mailer) (high, CVSS 7.4, published 3 Apr 2026)
- [CVE-1999-0958: Sudo path traversal in command validation](https://junglewise.ai/threats/cve-1999-0958-sudo-path-traversal-in-command-validation) (high, CVSS 7.2, published 12 Jan 1998)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 1 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 1 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Sudo vulnerabilities", https://junglewise.ai/threats/technologies/sudo, 9 November 2026.