CVE record · CVE-2026-96512

Sudo: sudo: tz environment variable allows bypass of notbefore/notafter time-based authorization

CVSS 7.8 HighEPSS 0.0032 · 25th percentile

Published by the CVE Program (CNA: redhat) at 23 Sept 2026, 13:22 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 10 Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.17-10.p2.el10_2.7 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10.0 Extended Update Support Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.15-8.p5.el10_0.5 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Extended Lifecycle Support Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.8.23-10.el7_9.6 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-2.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.8.29-7.el8_4.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.8.29-7.el8_4.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-1.el8_6.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-1.el8_6.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-1.el8_8.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-1.el8_8.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.17p2-3.el9_8.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.17p2-3.el9_8.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-9.el9_2.5 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-10.el9_4.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.6 Extended Update Support Package name: sudo https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.9.5p2-10.el9_6.4 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: sudo-main https://catalog.redhat.com/software/containers/	unaffected 1.9.17-16.p2.2.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift AI 3.0 Package name: rhai/base-image-rocm-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1793041981 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift AI 3.4 Package name: rhai/base-image-rocm-7.1-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1793042006 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift AI 3.4 Package name: rhai/base-image-rocm-6.4-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1793041995 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/installer-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791964013 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/rhua-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791978693 to before * rpm Other versions: affected

Identifiers: CVE-2026-96512
CNA: redhat
Weakness (CWE): CWE-863
Tags: Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 10.0 Extended Update Support
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On
Broken access control
Published: 23 Sept 2026
Updated: 29 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0032, the 25th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 23 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:71609 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:75571 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:75579 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:75580 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82939 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:86633 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:86634 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:86635 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:87026 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:90287 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:91217 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:91219 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:91244 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:92325 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:92326 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:92349 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-96512 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2539327 issue-trackingredhat
github.com/sudo-project/sudo/commit/1820a349687522f51023d1ae5925125f59679a8c

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.