CVE-2026-110867

Renovate before 44.60.1 allowedEnv Allowlist Bypass via Shared Preset

9.0 Critical

Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repositories to set restricted environment variables by placing env inside a shared preset. Attackers controlling an externally sourced preset can override variables like PATH, LD_PRELOAD, NODE_OPTIONS, or GIT_SSL_CAINFO in child processes on self-hosted instances.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.28%Unchanged since Oct 15, 2026

What each source reports

CVE List Score used 9.0

Renovate before 44.60.1 allowedEnv Allowlist Bypass via Shared Preset

Record: CVE-2026-110867
CVSS 4.0: 9.0 CriticalCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS 3.1: 8.5 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-863
Updated: 2026-11-02

EUVDEUVD-2026-101750 9.0

Record: EUVD-2026-101750
CVSS 4.0: 9.0 CriticalCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-6mj2-rf27-53xc 9.0

Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repositories to...

Record: GHSA-6mj2-rf27-53xc
CVSS 4.0: 9.0 CriticalCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 8.5 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-863
Updated: 2026-11-02

NVD 9.0

Record: CVE-2026-110867
CVSS 4.0: 9.0 CriticalCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 8.5 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-863
Updated: 2026-11-02

OSV 9.0

Renovate before 44.60.1 allowedEnv Allowlist Bypass via Shared Preset

Record: CVE-2026-110867
CVSS 4.0: 9.0 CriticalCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness: CWE-863
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-110867 is a critical vulnerability (CVSS 9.0) in Renovatebot Renovate, published October 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. No source names a fixed version.