HIGH

CVE-2026-110865

CVSS v3

7.1

HIGH

EPSS Score

—

exploit probability

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-110865 yet.

Full record on NVD

Description

Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repository users to evade the allowedHeaders restriction by placing hostRules headers inside shared presets. Attackers can supply internal or externally sourced presets with unvalidated hostRules[].headers to inject custom HTTP headers into requests Renovate sends to other hosts.

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
Published: 2026-10-14
Last Modified: 2026-10-14

Frequently asked questions

What is CVE-2026-110865?

Is CVE-2026-110865 actively exploited?

Active exploitation of CVE-2026-110865 has not been confirmed.

What is the CVSS score for CVE-2026-110865?

CVE-2026-110865 has a CVSS v3 base score of 7.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N.

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